Tag Archives: science

Cognition among humans and other animals

Researchers did an interesting experiment comparing how crows and children problem solve.

The main difference between the birds and the children, Gopnik says, is that members of the crow family “have sophisticated but specific knowledge about how physical causal relationships work in the world,” whereas children “seem to have broader and more wide-ranging causal learning abilities.”

Mountain gorillas demonstrate all sorts of advanced cognitive abilities through their ability to identify and disable snares.  The snares are set for smaller animals but can catch young gorillas and cause serious injury.  The way these gorillas act may be indicators of not just forethought and planning but also empathy.

Speaking of primates, Scientific American takes a stab at explaining gun violence through the lens of primate behavior.

However, social capital 1by itself, accounted for 82% of homicides and 61% of assaults. Other factors such as unemployment, poverty, or number of high school graduates were only weakly associated and alcohol consumption had no connection to violent crime at all.

In short, some primates have been identified to have groups of ‘high-reactors’.  These primates tend to be very aggressive and be hyper-aware to threats.  These primates can terrorize the primate groups they are a part of, ruling the group through violence.

In a unique natural experiment a group of baboons known as Forest Troop began feeding at the contaminated dump site of a Western safari lodge. As had occurred elsewhere, the largest and most aggressive males dominated the food source. But this time their despotic behavior resulted in untimely death after they all contracted tuberculosis. In the intervening years Forest Troop developed a culture in which cooperation was rewarded more than aggression and adolescent males who migrated into the troop adopted this culture themselves. Remarkably, the level of stress and stress-related behaviors in low-ranking males were dramatically reduced after the outbreak (and remained significantly lower than the nearby Talek Troop that retained its most aggressive males).

The author recommends embarking on a program of increasing social interaction through multiple means could be one way of strengthening bonds among people and thereby reducing violence.

I suppose, however, using the example of the Forest Troop the other way would be through identifying those ‘high reactor’ types and eliminating them.  How would we do that?  Well, John Carpenter had one idea

  1. interpersonal trust that promotes cooperation between citizens for mutual benefit

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Your weather forecast (h/t Geeks are Sexy).  ‘How about this to finish out the workweek?’

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Homeland Security Watch has a nice compare/contrast piece between the reactions of the CDC and the EPA to ridiculous rumors.

Really enjoy celery and lettuce but hate having to buy it? Well, here’s how you can have a never ending supply.  My understanding is that you can do the same with lettuce and other stuff.

Worried about deforestation?  Well, some scientists think that the African savannas are about to become huge tracts of forested land because of all the CO2 in the atmosphere.  I’m a bit dubious as I imagine any trees growing will be cut for firewood or timber before forests really get to take hold.  If it does happen that might not be bad for sequestering carbon dioxide but probably won’t be good for the flora and fauna that has adapted to life on the savanna.

Huh…pretty effective slideshow breaking down our current economic problems.

I hope I live long enough to see them build a time machine.  Then, I’m going back in time to punch a puritan (and his snooty work-ethic)  in the nose.  It’s time for a slacker revolution.  But, tomorrow…I’ve got some gaming to do right now.

Paul Greenberg is guest blogging on Mark Bittman’s NYTimes food blog about his fishing trip to Alaska.  Here’s his great description of Grizzly’s:

Here in the Alaska bush, as we see more and more signs of grizzly bears, all that quaintness vanishes and what you come to realize is that a grizzly bear is not omnivorous per se, but rather absolutely, desperately ravenous all the time. It’s as if a grizzly is a drunk or stoned guest barging into nature’s cupboard, ripping open the cabinetry and refrigerators and roaring, “ISN’T THERE ANYTHING TO EAT IN THIS PLACE?”

Ok, someone involved with minor league baseball is obviously taking some heavy duty drugs.  How else to explain the racing eyeballs and other kooky mascot races?

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The Exorcist was a pretty scary movie when I first saw at a far too young 12 (it’s still pretty creepy).  If you don’t like scary movies but want to get the highpoints of the film check out this claymation synopsis.

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Star Wars as Spanish soap opera. I’d probably watch this more than I have the original.

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What do you get when you combine a lot of free time, the internet and a banana?  This.

The LSE had a surprisingly good lecture on immortality and how the concept has effected human civilization.  It’s about an hour and a half but worth it.

Everything left to float in the North Sea ends up drifting to the small island of Texel.  Here’s a 15 minute documentary about some old guys on that island who take their beach-combing seriously.

How can you not read this article when it has a paragraph like this?

For a brief moment in the early ‘80s, it looked as if the brave new world of Alien studies was going to splinter irreconcilably on the issue of Officer Ripley’s panties—the anti-panty camp accusing the pro-panty wing of uncritical phallocentrism, the pro-panty caucus accusing the anti-panty wing of repressive and self-defeating assumptions about what constitutes sexism.

The DNA of dogs is so jumbled that it isn’t any help in figuring out when or where they were first domesticated.

Zoos are having to make increasingly difficult decisions about which animals to try to save and which to let go extinct.

…the burden feels less like Noah building an ark and more like Schindler making a list.

It’s not good news that World War Z is going through extensive reshoots and script edits.  I suspect this is due to the efforts or the producers to transform the book, which is a collection of anecdotes loosely held together by the concept of a zombie apocalypse, into a cohesive narrative that follows a small number of main characters.  I’ve said it before and I’ll say it again:  If you’re going to make this book into some sort of visual media, do it with a TV series where you can change the setting and characters every week.  Make it the Love Boat or Fantasy Island of the 2010s.

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I’m not sure if this is incredibly cool or sad.  Mammoths apparently roamed the earth (well, at least a little part of it) up until 1650BCE.

It’s truly remarkable just how recent 1650 BCE really is. By then, the Egyptian pharaohs were about halfway through their 3000-year reign, and the Great Pyramids of Giza were already 1000 years old. Sumer, the first great civilization of Mesopotamia, had been conquered some 500 years before. The Indus Valley Civilization was similarly five centuries past its peak, and Stonehenge was anywhere from 400 to 1500 years old.

Want a reason to be mad at Norwegians?  How about this…looks like when they were roaming around Western Europe burning and pillaging they didn’t just keep Europe firmly ensconced in the Dark Ages…they also brought us mice.

There is no credible evidence that learning styles exist.”  Whoa…I’ve had all sorts of preconceived notions blown to smithereens lately.

I like to think I’m fairly savvy with new technology.  For some reason, however, I’ve resisted all attempts to get me to buy a smartphone.  No amount of mocking from friends and co-workers has gotten me to budge.  I’m glad to see that I’m not the only one.

Check out this very cool (and a bit trippy) wind map of the US.  They update the data hourly so it’s pretty close to real time.  (h/t phronesisaical)

The NYTimes has a great view of the Lower Ninth Ward in New Orleans, seven years after Katrina.  It’s a battle of mankind versus nature as flora and fauna attempt (pretty successfully) to take over properties that were abandoned.  There’s also a nice overview about the (lack of) discussion about what a post-Katrina New Orleans should look like.  It was a decision based on politics and emotions rather than any sort of rational process.

Ok…this is the coolest idea.  A two day cruise between Sweden and Finland with a half dozen heavy metal bands.  Ladies and gentlemen, the Sweden Rock Cruise!  I’d really like to mash this up with a training or conference on intelligence analysis.  I guess I can wait until I get into heaven for that…

Whaddya talkin’ bout?

This is, by far, the most interesting thing I read all day.  A linguist argues that American regional dialects are pulling away from each other.  Maybe because I’m an East Coast elitist I just figured that with geographic mobility and the prevalence of accent-free Mid-Altantic English on TV and in the movies you all would finally start speaking normal.

But, that doesn’t seem to be the case.

He talks about an area of 34 million people in a region called ‘Inland North‘ (roughly around the Great Lakes) where:

…it all started in the early 1800′s when the linguistic ancestors of this new dialect began to pronounce “a” in a distinct way: the pronunciation of “man” began to lean towards “mee-an”, at least some of the time. But it wasn’t until the 1960s that this sound change began to trigger a real domino effect.

What kind of effect?

This rearrangement, called the Northern Cities Vowel Shift, is the result of a chain reaction of vowel changes on an epic scale similar to the process that transformed vowels from Middle English to Modern English between 1400 and 1600.

Really fascinating article well worth your time.  I won’t spoil the surprise ending of why they suspect this polarization is occurring.

You can take a test of what some of these words sound like here (and be warned the whole site can be a time sink if you find this stuff interesting).  For the record I only got 1 out of 5 correct.

 

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Photographer Jon Tonks has a project in which he travels to the few remaining British overseas territories and (as you’ve probably guessed) takes pictures.

A history of body snatchers.

For nearly a week in early December, black smoke billowed from the French Embassy in Iran. Years of diplomatic archives were being burned in the swimming pool of the embassy, initiated by French officials. The measure was intended as preventive, two days after the raiding of British diplomatic sites in Tehran.

I’ve always thought that my experience in the military (particularly the early years when I just got out of high school) were invaluable in making me a mature, responsible adult (*ahem*. eds). Some researchers wanted to see what, if any, effect military service has on young men and maturity and so compared German conscripts and those who didn’t serve.  Their findings are a bit disappointing.

The groups differed in one way only: the effect of increasing agreeableness was one third larger for the civilian than the military group.* This suggests that military training attenuates the upward trajectory of agreeableness seen in early adulthood.

Now, I’m not sure how applicable this study is across the board.  Conscripts are different from an all volunteer force.  Different armies treat their soldiers differently both in terms of care but also in terms of responsibility and development.  I still think my military service did more to make me a well rounded individual than if I only went to university.

The definition of a bad day.  A dinosaur catches a fish and then a fish catches the dinosaur.  The latter fish chokes on the dinosaur and everyone dies.  It’s like a Jurassic Shakespearean tragedy.

For Mrs. TwShiloh:

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We’ll start with a short zombie film.  ‘Rest’ is about a soldier from WWI that rises from the grave.

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What appears to be a pretty comprehensive look at the battles between Norway and Sweden in 1808.

Alright, I’m calling bullshit on this story (at least as it’s being reported).

A middle-aged Swedish man has been found alive after having sat snowed under in his car for the past two months, with only ice and snow to keep him alive.

I just have trouble believe that the human body can survive without food for two months while having to maintain sufficient body temperature to stay alive.

See the horror! Hear the terrifying howl of the killer…uh….mouse

Speaking of horror, the Horror Etc. podcast has an episode devoted to Nordic Horror films.  It’s a lot of fun and I recommend subscribing very highly.

 

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Absolutely amazing story about a tragic expedition in Antarctica and just how much people can endure.

What’s with all the stories about pythons in the Everglades?  It seems I’ve been bombarded with them in all my normal information outlets.

We’ve had numerous cases from around the world where top-apex predators have been removed or severely reduced. But here we have a case where a top predator has been added to an ecosystem, and it’s certainly not unreasonable to assume that the ecosystem is going to respond in dramatic ways. But it is a really unique situation; there are really few cases like this.

These posts are getting science-heavy…not sure why other than there’s so much interesting stuff and I don’t have enough to add to them to justify their own posts.  But how…how, dear reader, could I possibly pass up the opportunity to tell you about the recent archeological find that revealed only the third guinea pig skeleton in Europe!  No, it wasn’t Fluffy (well, maybe it was) but this comes from the 16th century!

Want to save gas in your car? Well, stop using the heater!  Instead just do what this Switz Switzer Swissite guy from Switzerland did, install a wood burning stove in your car.

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Finally, let’s wrap up with a bit of history. Abraham Lincoln…the rail splitter! Kept the Union together AND kept the world from being overrun by vampires…

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A fantasy author decides to try some poses he’s seen on the covers of some books in his genre.  Nice to see someone not take themselves too seriously as well as underscores how cover art often is little more than cheap cultural touchstones rather than real imaginative pieces that complement the work.  Who knows…maybe the work is schlocky too but the post is brilliant.

Scientific American takes a nice look at the genetic soup of wolves and coyotes in the US.

Wild canine populations challenge us to let go of our obsessive need to categorize. Instead of slotting a canine population into a single species category, we might instead think of it as existing on a spectrum from “wolf-like” to “coyote-like.”

And nine of the ten hottest years on record have occurred since 2000.  Yep, global warming is a liberal myth designed to surrender Americans to the Socialist-Jihadist axis.

Mike Bennett is offering the prelude story to his excellent podcast novel ‘Underwood and Flinch’ as a free ebook download.  Very much worth your time, especially if you’re tired of vampires ‘shimmering’.

Concerned that our population will destroy the planet and strip it of resources?  Maybe we should build bigger, more densely populated cities.  A counter-intuitive plan to save the planet from ourselves.

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Welcome to 2012!  We’ll kick off the New Year with some heavy reading.

Many cultures around the globe have developed the idea of the dragon…or the vampire…or some other monster.  How have such beasts arise over such disparate times and locations?  Paul Trout has some thoughts on that subject.

A different sort of horror, bioterrorism, has occupied the thoughts of many over the past decade.  Laurie Garret writes about how our desire to improve our resistance to natural or man-made viruses or bacterium may actually be putting us at greater risk.

Before the anthrax mailings terrorized America in 2001, there were only a handful of top security Biosafety Level 4 (BSL-4) labs in the world and a few dozen of the next-level BSL-3 facilities.

Since the 9/11 terrorist attacks, however, the number of such laboratories has proliferated spectacularly, not only inside the United States, but all over the world. In 2001 the United States had five “centers of excellence,” as they were called, devoted to bioterrorism. By the end of 2002, more than 100 such centers were named, amid a record-breaking expansion in the numbers of laboratories and scientists studying anthrax, smallpox, Ebola, botulism, and every other germ somebody thought could be weaponized. After 9/11, the European Union saw the number of BSL-4 labs grow from six to 15. In the United States: from seven to 13. Canada built a BSL-4 complex in Winnipeg. Just as possession of rockets in the 1950s or nuclear power plants in the 1960s seemed the marks of a serious state power, so having BSL-3 and BSL-4 labs suddenly became a mark of national significance in the world — an achievement to which countries should aspire. This year India opened its first BSL-4 facility, and it is rumored that Pakistan is now building one.

Some footage from a Russian move about WWII.  I would most definitely not like to see these heading in my direction.

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Scientific American posted an article about the origins of bullying.  The bad news is that bullying is universal among human cultures and it appears that its origins go way, way back in our evolutionary history.

Individuals whose behavior challenges, disrupts or are considered unusual are often the targets of aggression, and that aggression continues until those individuals change their behavior.

It also appears that while bullying may be so ingrained in our behavior we don’t have much hope of eliminating it, there are cultural triggers that can make it more common.

In the multi-national study…the most intensive bullying was found in countires where violence and social intolerance are the most commonplace.

Nature delves into the illegal trade in animal parts to support ’traditional Chinese medicine’ (which is a misnomer since a lot of it isn’t traditional at all).  Those rhino horns and tiger bones aren’t going to some poor, superstitious grandmother in Nowhere, China either.  The quick growth of the Chinese middle class has meant that rare animal parts have become a status symbol.

I have to admit, I remain confused about how supposedly educated people will believe that Rhino horn will improve sexual performance or bear bile will cure cancer.  I’m mean, c’mon people.

I can only hope there’s a special place in hell (if the offenders believe in hell) or there’s an appropriate karmic reward for those who traffic in these animals.  Can a nation which tolerates such behavior be called civilized?

Of course, I’m not sure what moral highground we Americans have given our atitudes towards climate change, fossil fuels, etc.  After all, it was the land of Red, White and Blue (or the official pronouncement of its overlord) that said driving gas guzzling SUVs was essential to our way of life in response to a suggestion that Americans focus a bit more on fuel efficiency in the wake of 9/11.

But let’s go back to picking on China.  That’s more comfortable.

Foreign Policy has an article by Gordon Chang outlining some reasons why China may be headed for a big fall in the next few years.  I have to admit I find the China-hysteria that seems to intensify during election and budget cycles seems a bit non-sensical to me so maybe this is just good old confirmation bias on my part.  Chang points to three trends that bode poorly for China:

  1. the communist party’s turning away from Ding Xiaoping’s reforms with a renationalization of the economy
  2. China is more suseptible to ‘trade friction’ (declining demand, protectionism, currency manipulation, etc) and will likely be a loser from it’s recent unraveling
  3. Demographics.  The Chinese workforce is due to level off by 2014.  According to Chang:  “China, strangely enough, is running out of people to move to cities, work in factories, and power its economy.”

Good luck with all that.