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So Skinny, So Bright: How Colour Change Predicts the Odds of a Chameleon Battle

mercredi 11 décembre 2013 — Evolution,More Science

Veiled chameleon males battling. Credit: Russell Ligon When it comes to male-on-male chameleon battles, sometimes it’s not all about who’s the biggest or the strongest. Sometimes... -- Read more on ScientificAmerican.com

Scientific American

Are Genes Really Selfish? [Video]

mardi 10 décembre 2013 — Evolution,More Science

Biologist Richard Dawkins coined the phrase “the selfish gene” with his best-selling book of the same name. “Selfish”, however, was perhaps an unfortunate word choice because... -- Read more on ScientificAmerican.com

Scientific American

Tourists Are Giving Endangered Iguanas Diarrhea and High Cholesterol

mardi 10 décembre 2013 — Energy & Sustainability,More Science,Evolution

Hop on over to the photo-sharing site Flickr and you’ll find dozens of photos and videos of people eagerly feeding grapes to hungry iguanas on the beaches of the Bahamas. It looks like... -- Read more on ScientificAmerican.com

Scientific American

Helen's Choice: Female Multiple Mating in the Natural World

mardi 10 décembre 2013 — Evolution,History of Science

"Helen of Troy" by Nathaniel Gold “Helen would never have yielded herself to a man from a foreign country, if she had known that the sons of Achaeans would come after her and bring her back.... -- Read more on ScientificAmerican.com

Scientific American

Strategies for Aging Vary Widely across 46 Species, with Some Scarcely Deteriorating

lundi 9 décembre 2013 — Evolution,Health,Mind & Brain,Evolutionary Biology,More Science,Biology,Everyday Science

Guppies and water fleas live only days or weeks, but their mortality increases sharply with age, as is the case in longer-lived animals such as humans. But other animals--such as the hermit crab, the... -- Read more on ScientificAmerican.com

Scientific American

Oh the Horror! Best of the Blogs for November...

lundi 9 décembre 2013 — Energy & Sustainability,Mind & Brain,Space,More Science,Evolution,Health,Technology

Photo by Alex Wild What a horrifying month at the Scientific American blog network! Tiger butchering, disgusting ways to die, and a massive killer storm! Let’s all hope for some kittens and... -- Read more on ScientificAmerican.com

Scientific American

Best of the Blogs for November: Oh the Horror!!

lundi 9 décembre 2013 — Energy & Sustainability,Mind & Brain,Space,More Science,Evolution,Health,Technology

Scientific American

4 Billion Years of Martian History in 2 Minutes

lundi 9 décembre 2013 — Evolution,Space,Technology

In honor of a slew of new results coming from NASA’s Curiosity rover, here’s a two-minute simulation of our current best-bet for how the martian environment has evolved over the past 4... -- Read more on ScientificAmerican.com

Scientific American

Sunday Species Snapshot: Fijian Monkey-Faced Bat

dimanche 8 décembre 2013 — Energy & Sustainability,More Science,Evolution

This rare bat is only known from a handful of collected animals on a single mountain on a single Polynesian island. Species name: Fijian monkey-faced bat ( Mirimiri acrodonta ), the only member of... -- Read more on ScientificAmerican.com

Scientific American

Right now, there's a giant blue chicken in Trafalgar Square

dimanche 8 décembre 2013 — Evolution

I really like chickens. They are fascinating, beautiful, unbelievably diverse, complicated birds. I’m academically interested in them. Oh, and we should probably stop eating them. While in... -- Read more on ScientificAmerican.com

Scientific American