March 27th, 2012
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Looking At Mercury, Making Memory, Just Replace X With Bear, Jumping Plankton, Vaccinating Men, How Biologists Kill, TWIWRD!, And Much More…
Disclaimer, Disclaimer, Disclaimer!!!
The following hour of programming may not be suitable for audiences of all ideologies.
If you are allergic to critical thinking
If you have false beliefs that cannot be refuted by facts
If you think global warming, dinosaurs, evolution, carbon dating, physics, math and big science-y jargon words are all make-ity-up ways for people in lab coats to cash in on free government grants…
Then this program may not be for you… although for your own sake, you should probably tune in more often and pay closer attention than anyone else…
While on occasion even the most scientific hipster may break out in mental heebeejeebee’s
The less science minded listener will still find plenty of mental candy to nibble on in each and every episode of
This week in science…
Coming up next.
Looking at Mercury
“Even weirder than we thought.” The pock-marked surface of Mercury would not appear to have very much going on underneath it. However, this planet is like an onion – many layers…
Mercury might not be too hot for polar ice. Let me say that again, polar ice on Mercury…
Whose memory is it anyway?
Scientists at the Scripps Institute have successfully harnessed neurons in mouse brains. This could lead to control over people’s memories.
Black Bear – the new X-Man:
Bears heal themselves, kill infections, eliminate scarring, and even grow new hair follicles while they hibernate. If scientists can figure how, it could lead to huge advances in the medical field. Now, if they could just give one an adamantium skeleton…
Get a free audiobook at Audible.com!
Are you reading along with the TWIS Bookclub? This month, check out Dirt: The Erosion of Civilizations by David Montgomery
Flying Plankton, Batman!
Copepods “catch some air” to escape predatory fish. Anomalocera ornata both in the wild and in a lab can kick back with their legs and pull their antennae back, pulling them straight out of the water for a distance a few times their body length. Radical!
Vaccinating Men
A study of health care providers in the Boston area proved that most would suggest male vaccination for HPV, but only 3% of them offered it. Will men be willing to get a vaccine for something that effects their sexual partners, but not themselves?
How biologist kill
A herpetologist was devastated to find a species of Newt he had previously discovered being sold in marketplaces as pets. Would it be right to withhold information from the public about new species in order to protect them?
World Robot Domination!!!
The immortal robojelly? American researchers have created a “robojelly.” It mimics the movement of a jellyfish in water, and runs off of chemical reactions on its surface. It could potentially never run out of energy, as long as it stays in water.
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Tags: Dr. Kiki, Justin Jackson, Kirsten Sanford, news, podcast, radio, science, talk, technology, This Week in Science, TWIS
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March 21st, 2012
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TWIS Gets Bony: Microraptor Feathers, New Humans, And Cloning The Mammoth; An Interview With Dr. Valerie Weiss About ‘Losing Control’, And Much More…
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There is a question that has persisted since the beginning of mankind’s ascendance to planetary dominance of the earth…
Where did we come from?
Were we forged from earth itself, a mix of existing chemicals that came together in just the right way?
Did we drop not so gently from the sky as hitchhikers on a comet, or were we placed here by the whim of some bored but somewhat benevolent deity?
As we have peered back into the mists of time we clever humans have found many clever ways to extract answers we never could have guessed at the start…
The path of our past can be traced back in an almost unbroken thread all the way to the beginnings of life on earth… which still leaves some questions ultimately unanswered.
And looking back we discover not only our own history, but now we are finding more and more evidence that we humans weren’t the only form of humanity that has been on this journey… we can say with unflinching certainty that there were other species of humans who shared all but a brief moment of our history, and have some histories all their own.
Of all the creatures that have lived and passed into extinction, there are perhaps none more fascinating, none more revealing of our place upon the earth than those of other humans, the many evolutionary cousins who looked like us, mastered tools, and fire and crossed seas like us… who had traditional burials, language, art, and must have cared for their young much like we do today… and they very nearly made it to the modern age with us… yet for unknown reasons, they vanished from the earth… or did they?
Looking for hidden human histories and other tales of wonder all ahead on
This week in science…
Coming up next.
Feathers were for sexy
Microraptor, a four-winged, pigeon-sized feathered dinosaur from about 120 million years ago, most likely had iridescent black/purple feathers. The tail and leg feathers were probably for attracting a mate, and not for flight. In fact, scientists believe they didn’t fly at all.
Crowded Planet
A new species of prehistoric humans has been discovered in East Asia, that most likely lived alongside modern humans. They have been named “red deer cave people,” after their apparent favor for venison.
To clone the mammoth, or not to clone the mammoth…
Russian scientists and a South Korean biotech company have officially teamed up to clone a mammoth by 2017. The processes and personnel involved in the project do not leave many scientists optimistic about the task at hand.
Get a free audiobook at Audible.com!
Are you reading along with the TWIS Bookclub? This month, check out Dirt: The Erosion of Civilizations by David Montgomery
We Interviewed Dr. Valerie Weiss about her film ‘Losing control’
Dr. Valerie Weiss quit her time in a laboratory to become a film director. Her new film, “Losing Control,” debuts around the country starting March 23rd. The film is about a female scientist and her troubles separating the scientific method in a lab from the unscientific method of love.
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Tags: Dr. Kiki, Justin Jackson, Kirsten Sanford, news, podcast, radio, science, talk, technology, This Week in Science, TWIS
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March 14th, 2012
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Dark Matter Conundrums, Peeking At Antimatter, Gorilla Genes, Leopard Poop Tales, Bad Bird Behavior, Eradicating HIV, Fossil Worms, Computer Lie Detectors, Spider Strings, And Much More…
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This week in science…
Coming up next.
Dark matter conundrums
San Francisco State researchers have observed galaxies moving through one-another. Dark matter concentrates in the center of these galaxies, but no one is clear as to how it got there…
Taking a look at antimatter –
The ALPHA collaboration at CERN has successfully trapped antimatter, which means they can now experiment with it. Does antihydrogen act the same as hydrogen?
Gorilla Genes:
The last genus of great apes has finally been decoded. While we share a higher percentage of DNA with chimpanzees, some of our genes are more similar to gorillas than chimps.
When you can’t catch an animal, just look at its poop!
Through DNA coding of Snow Leopard feces, we can clearly identify what they are eating. This could help with future conservation efforts.
Get a free audiobook at Audible.com!
Are you reading along with the TWIS Bookclub? This month, check out ‘A Planet of Viruses’ by Carl Zimmer
Bad bird behavior
Coracias garrulous, a.k.a. the Eurasian roller, has a very unusual defense strategy. Babies will vomit on themselves to scare away predators. If the parents smelled vomit when they returned to the nest, they acted more cautious as they approached.
Eradicating HIV
Hidden HIV was successfully eradicated at University of North Carolina in Chapel Hill using a drug usually implemented to treat lymphoma. This could potentially remove HIV completely from a patient – a cure, at last?
Fossil worms
We came from worms! Scientists have found a worm fossil that is the first with a notochord and myomeres – the most primitive chordate. This worm gave way to all vertebrates, and therefore, humans.
Computerized Lie Detectors
Can computers tell if you’re lying? Through tracing eye movements, a new software can detect who is telling the truth with over 80% accuracy. Will society break down without liars?
Spider strings
A Japanese researcher twisted thousands of strands of golden orb weaver spider silk to make violin strings.
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March 13th, 2012
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Elsevier Jumps, Antimatter Hunt, Neander Pirates, Asteroid Itokawa Update!, New Improved Marijuana, TWIWRD, Hunting Ancient Ohio’ns, An Interview W/ Carl Zimmer About Viruses, And Much More!
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The greatest moments in scientific history occurred first in the mind of a child.
It is in the moment of recognition…
A thrilling excitement of the mind while viewing something you know to be truly new…
A hypothesis followed that works itself out on paper, and again in the lab, or in the stars…
An observation that unlocks the inner workings of a world who’s locks have been picked at for generations…
It is our never ending novelty of new-ness, and the exhilaration of discovery that keeps the human mind searching for more knowledge…
It is a natural curiosity of the human spirit that we are born with…
As infants immersed in a continual state of fearless exploration …
Of constant discovery and expanding recognition.
So much information is acquired seemingly effortlessly in such a short period of time, and again and again as we race towards adulthood…
that it is impossible to separate our humanity from the pursuit of knowledge…
The nature of our vitality is so rooted in our infant curiosity… that without it… if we lose the desire to know more… we fail to measure up to courage of a child.
And brave children are we all
Here on this week in science
Coming up next
Following the news…
Elsevier abandons RWA: Elsevier no longer supports the Research Works Act, which reverts the requirement that research funded by public funds be freely available to the public. This is a big win for open science!
Search for Missing Antimatter: Where is all the antimatter? There should be matching numbers of matter and antimatter particles, but there appears to be an asymmetry. New research has suggested that antimatter decays faster than matter, causing the imbalance that allows our universe to exist.
Neander Pirates! Neanderthals may have sailed the salty seas 50,000 years before modern man. Neanderthal tools have been found in conspicuous locations that could most likely only be reached by boat.
Asteroid Itokawa Update – This asteroid’s size gives it a small gravitational pull, which allowed scientists to pull samples from it but orbiting equipment around it. It turns out Itokawa has seen a lot of action – they found fracture points, melted areas, and puncture sites. This asteroid is quite the battle-worn soldier!
New, Improved Weed! Can we make marijuana more memory-friendly? It turns out that weed’s medicinal property is unrelated to its memory-deficient property, and that it might be possible to develop pot that works medicinally without memory-loss side-effects.
This Week in World Robot Domination!
Pop-up Robots Are On the Way! Inspired by pop-up children’s books, engineers at Harvard have created rapid-fabrication processes for microbots and other electromechanical devices.
Hunting the Ancient Ohioans Scientists have found the earliest evidence of prehistoric hunting in Ohio. Ancient Ohio’ns could have hunted giant sloths, indicated by slash marks on sloth bones around 13,000 years old. Did people cause the extinction of Ice Age animals like the giant sloth or mammoth?
Get a free audiobook at Audible.com!
Are you reading along with the TWIS Bookclub? This month, check out ‘A Planet of Viruses’ by Carl Zimmer
Interview with Carl Zimmer about his latest book: A Planet of Viruses
“In A Planet of Viruses, science writer Carl Zimmer accomplishes in a mere 100 pages what other authors struggle to do in 500: He reshapes our understanding of the hidden realities at the core of everyday existence.”–The Washington Post
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February 28th, 2012
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Not So FTL, Scientist Comes Clean, Exercise Is good, Moon Volcanoes And Stretch Marks, Super-Earth Sauna, Mars Quakes, Old Earth, Storms Get Upgraded, Alex Lives, And Much More…
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The following hour of programming is brought to you by Scientists everywhere who’s motto is…
Science! It’s what we do…
And by the fine folks who formulated your education who if they had a motto my go something like
Teaching you… is what we do.
And by the Universe… who’s motto we are still attempting to figure out even though it is written everywhere we look…
And by the collective consciences of carefully acquired knowledge over the ages, which would like to remind you that what you know… is all in your head.
Special contributions to todays show were provided by you the listening audience…
Without you, there would be no justifiable way for me to talk in this announcer voice…
Many more than mentioned had measurable impact on what lays ahead, but there’s no time to mention them now…
This week in science…
Coming up next.
Following the news…
Maybe not so FTL: It turns out that the “faster than light” neutrinos were not quite as speedy as previously recorded. A loose cable may have effected the atomic clock used to measure the neutrinos’ speed. However, there is still a chance that the results were accurate, so further experimentation, as always, will help tell the tale.
The source of the “leaked” documents from the Heartland Institute has been revealed. Peter Gleick, a hydrologist and climate analyst, has come forward, and most certainly sacrificed his career, in order to expose the Heartland Institute’s plan to inject climate change skepticism into our schools’ curricula.
C. albicans, a fungus, has figured out how to hitch a ride with host immune signaling molecules, so that it can navigate through and tolerate and active immune system. It can even “eavesdrop” on communication within the host’s immune system, so it knows when and where to settle.
Exercise and the brain: A new study out of Japan showed that exercise lowered stores of glycogen in the brain in rats. However, when they exercised on a regular basis for four weeks, food right after exercise went straight to their head. Brain carbo-loading… does regular exercise followed by a carb-rich snack improve your mental capacity?
Exercise and burnout: New research from the Tel Aviv University indicates that a regular exercise regimen improves mental health and prevents “burnout” at work.
Get a free audiobook at Audible.com!
Are you reading along with the TWIS Bookclub? This month, check out ‘A Planet of Viruses’ by Carl Zimmer
The same region of the brain that responds to textures when we physically touch things fires when we hear a metaphor that involves a textural description. Cool! Did I just do it?
Getting Moon-y:
Lunar vulcanism: There are moonquakes, but why no mooncanoes? Researchers used moon rocks from the Apollo 17 landing to create synthetic moon rocks, and exposed them to tremendous temperature and pressure, as well as x-ray beams. On Earth, magma is lighter than the dense surface, so it bubbles out. However, on the moon, the titanium in the magma makes it sink down to the core, preventing volcanic activity. Perhaps, someday. A girl can dream…
Recent activity: Scratches on the moon’s surface indicates stretching, in opposition to contractile forces. Lots appears to still be going on under those craters.
Planets get steamy… Scientists found a super-earth sauna under a red-dwarf sun. Do I smell a new tourist spot?
All shook up… Is an earthquake on Mars still called an “earth”quake? Boulder tracks visible on Mars indicate an earthquake within the last million years or so, at about 7.0 magnitude. This would imply volcanoes, which would in turn indicate the presence of water.
And, collided: Some volcanic rock in Russia millions of years old indicates that the mantle has changed and churned over the years, but never completely homogenized. Sections of the mantle remained unchanged through massive collisions, including the one that formed the Moon.
There may be 100,000 times more nomad planets than stars in our galaxy. You can’t help but wonder then, if our planet wandered into the Sun’s orbit from a nomad state in the milky way?
Storm Gets Upgraded
And, volcanoes aren’t that bad
Alex the Parrot lives on… Animal Cognition recently published the results of some experiments done with Alex before he passed on in 2007. Alex was inadvertently taught how to add numbers. He recognized Arabic numerals and was able to order them, add them, and equate them to the appropriate number of objects. Now that’s a bird brain!
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February 21st, 2012
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Climate Hubbubbery, Scientists Boycotting Publishers, Shiny Ocean Thermometer, Dancing Bees, Exploding Manure Pits, Dustball Bombs, Nano Trouble, Sloshed Fruit Flies, Fruit Fly Slushies, Pool Life, Plants Get Around, Space Janitors, And Much More…
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What we know of the world has changed very little over the ages…
Before we ventured into the sciences as species, we humans were as sure of the world we live in as we are today.
We knew that the sun goes up, the sun goes down, tide goes in, tide goes out. Never a miscommunication… and for hundreds of thousands of years human knowledge about such things changed very little from this…
We knew that the sun was warm, the night was dark, and in the night the stars moved across that night sky with deliberate ease…
We knew the seasons, the phases of the moon, the migration of animals and the how to make tools from bone, from stone and how some stones when struck together could create sparks sufficient to make fire…
We survived this way, grew in numbers and traveled far with a thorough enough understanding of our environment to do so…
At some point in history a word was uttered that had no previous definition…
The word, most likely first spoken by a child, caused brows to furrow and heads to be scratched…
Those who repeated the word were sometimes though mad for doing so…
for it was a word so powerful, that it challenged beliefs held for millennia, altered the behavior of entire societies and ultimately became the one word responsible for all science and therefore modern society
Of all the words the world has whispered, which word did all of this? “Why” was the word that brought wisdom to the world…
And we have asked why so many times over the course of our history that we now have answers to the questions that once went un-asked by our ancient ancestors… and answers to questions they never could have imagined existed.
But we are not done yet, in fact we’ve just begun… more words to the why’s ahead on
This week in science… Coming up next
Climate hubbubbery
Documents from the Heartland Institute were leaked this week that indicated funding from private companies masked under a foundation name. This means that climate research from this Institute may be biased by the funders’ agenda.
Freedom of information
http://thecostofknowledge.com/
The list of Scientists boycotting Elsevier has grown to over 6,000, and new legislation allowing public access to scientific documents should be coming soon!
Shiny ocean thermometer
By studying the structure of nacre, or mother of pearl, we can tell what temperature and ocean depth at which it was formed, dating back up to 450 million years. This means we can begin to collect ancient ocean temperatures, from looking at mollusks.
Bees dance like their lives depend on it!
Asian Honeybees shake their abdomens to tell bee-eating hornets that they’ve been spotted and should “bug off.”
Get a free audiobook at Audible.com!
Are you reading along with the TWIS Bookclub? This month, check out ‘A Planet of Viruses’ by Carl Zimmer
Things go boom
Did you know that pig manure pits occasionally explode? Well, it might be a microbe’s fault.
Even dust can be explosive.
Nanoparticles conglomerate together in dust and as the clumps grow, they become more and more flammable.
Absorbing nano
Large quantities of polystyrene nanoparticles – a common, FDA approved material found in food – may affect how you absorb iron in your body.
Sloshed Fruit flies
Fruit flies effectively self-medicate with alcohol. If only we could use alcohol to fend off parasites!
Fruit fly slushie?
A species of fruit fly can survive being frozen in -320 degrees Fahrenheit and “come back to life” when thawed. Given the proper pre-freeze diet, normal fruit flies can survive freezing at 23 degrees Fahrenheit – this could be a precursor to cryogenics.
Pool life
Geothermal hot tubs – the origin of life?
Horizontal gene transfer in plants
Plants may have found some “shortcuts” in the survival game. Plant species appear to be swapping genes to speed up evolution.
Grabbing space junk
The Swiss Space Center has announced a new project to build a “space janitor.” Unfortunately, our orbit is a bit of a mess, but this satellite may help clean it up.
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February 14th, 2012
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Hitting Vostok, End Of The Ice, Hard Wired Addiction, White Zebra Stripes, A Science Boycott, This Week in Corals, Public Political Opinion, Faster, Better, Cheaper Solar, And Much More…
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We live in the present day which by all historical accountings is the most modern, futuristic, technologically advanced, scientifically savvy day ever to dawn on civilization… we also have the best smart phones.
And how have we gotten here?
Through many yesterdays of dedicated scientists, letting their curiosity lead them beyond what was known already, and into the unknown frontier.
By relying on nothing but the evidence produced in experimentation to light their way, to serve as proof of reality, these early pioneers of the present day took bold steps into the unknown, and collectively returned with the modern age.
While most of the bounty of science has been embraced with open arms, it’s the oddest collection of studies being held at arm’s length.
Evolution Stem Cells Global Warming
And while the dumbfounding deniers, the detrimental detractors and the dodgy deteriorators of discussion can use every modern device to spread their messages of misinformation… Taking full advantage of the scientific bounty by way of satellites, radio, television, and the internet…
There is one thing that they do not use make their points.
They do not use science.
they no doubt use cell phones, use plastics, have taken medicine and use electric lights at night…
But they do not use science to support their arguments… because that science does not exist.
What does exist is on This Week in Science
Coming up next
Vostok has been hit!
Lake Vostok, a giant lake deep below 13,000 ft of ice caps in Antarctica, has been encapsulated for 20,000,000 years. Is there unknown life down there? Russians have been drilling during Antarctic summers for years and finally reached the lake this week. We are all tingling with anticipation to find out which organisms are hiding in this treasure trove! Could it be… Hitler?
This week in the end of the ice caps
We have lost enough ice to cover the entire US in .5m of water since 2003, or enough to raise ocean levels about .5in. The ice is actually melting a little slower than previously expected, but one would venture to say, it’s still not a good thing.
Addiction, disease of the brain
People may be “hard wired” for addiction: Addicts and their siblings share abnormalities in their fronto-striatal systems. Will this open up new treatment options for drug addicts?
Why do zebras have stripes?
It might not just be for camouflage… It turns out that zebras’ stripes don’t just confuse potential predators – they may also stave off blood-sucking insects!
Get a free audiobook at Audible.com!
Are you reading along with the TWIS Bookclub? This month, check out ‘A Planet of Viruses’ by Carl Zimmer
Science boycott!
Approximately 4800 scientists and mathematicians (and counting… gaining around 200 signatures a day) are boycotting the publisher Elsevier. Elsevier has been known to publish scientific research without citing their funding sources, who could indicate bias – these funders are often large pharmaceuticals.
Coral news!
Escape of the corals…
Timelapse photography has caught mushroom coral moving! The coral inflates and deflates to move sediment off of itself.
And, some like it cold
It turns out that calcification is more dependent on temperature than acidification. Does that mean we have a little more time before a coral disaster?
“Politics overwhelms the science.”
The public’s opinion on climate change correlates strongly with that of our in-office politicians. As long as they remain divided on the issue, the entire US will be, too.
Solar Cells – now over 25% more efficient!
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February 7th, 2012
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Meat Eating, Facebook Psych, This Week In Castration, Yawns Of Love, Interview w/ Shawn Lawrence Otto Re: Fool Me Twice, And Much More…
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Like our primitive ancestors of the past, mankind is still hunter gatherer
Our past prey was meant to be eaten, to be used as clothing to provide warmth and protection, and along the way we would gather material that could be fashioned into tools for hunting still more prey which we would pursue no matter where the journey took us.
In the pursuit of knowledge mankind has traversed many hostile territories,
fashioned many tools, and has gathered enough information from our surroundings
to protect us from environmental threats both seen and unseen.
We have hunted our prey across all landscapes of the earth, under the oceans, in the air and beyond the limit of our atmosphere.
We have chased our prey to the moon, to mars, across the milky way, to the most distant galaxy beyond right up the first moments of the big bang
We have hunted in the microbial, molecular, atomic and quantum worlds as well.
And each week we return to the cave of humanity with a bounty of new beasts to feast upon
Here on this week in science, coming up next.
What meat do you eat?
Well, it doesn’t matter. Antibiotic-resistant bacteria has been found on a frighteningly-high percent of both organic, antibiotic-free meat, and the conventional meat found in stores. We’re still not sure where this contamination is taking pace, either. It could be at any point in the line of processing, from the field, to the packaging plant.
Facebook Psych
Your Facebook friends will like you more if your profile is positive, whereas all of your negative updates tend to rub people the wrong way. Not surprisingly, people don’t go on Facebook to get depressed…
They say it’s voluntary…
Male orb-weavers will castrate themselves during mating. Believe it or not, this has several advantages: 1) the male spider is not cannibalized by the female, 2) the male organ serves as plug to block other males from mating with the female, and 3) the organ continues to deliver sperm after copulation has been terminated, increasing the likelihood of passing on DNA.
Yawning???
A Yawn really means “I love you.” The contagion of yawns between yourself and the people around you indicates emotional closeness between the parties.
Get a free audiobook at Audible.com!
Are you reading along with the TWIS Bookclub? This month, check out ‘A Planet of Viruses’ by Carl Zimmer
Interview with Shawn Otto, author of Fool Me Twice: Fighting the Assault on Science in America.
From the Minion Mailbag:
“First, I want to say how much I enjoy the TWIS episodes that you and Justin put together…
When I heard you begin to describe the “Serial Killer Math” story, I couldn’t help but cringe. While the article *sounds* interesting, it’s really a terrible conglomeration of bad statistics, crackpot neuroscience, and general silliness on the part of the authors. Dr. Cosma Shalizi, a statistics professor at Carnegie Mellon University, has a very readable (and scathing) explanation of Simkin and Roychowdury’s error on his blog:
http://cscs.umich.edu/~crshalizi/weblog/857.html
The short version is that the data is much better fit by a log-normal distribution than a power-law distribution. This is a common mistake made by many researchers (see another of Shalizi’s posts, “So You Think You Have a Power Law — Well Isn’t That Special”: http://cscs.umich.edu/~crshalizi/weblog/491.html ). Because Simkin and Roychowdury’s neuro”scientific” model depends on the number of days between murders being power law-distributed, the model could not possibly be correct since the data *isn’t* power law-distributed…”
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Tags: Carl Zimmer, Dr. Kiki, Justin Jackson, Kirsten Sanford, news, podcast, radio, science, talk, technology, This Week in Science, TWIS
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