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Sunday Species Snapshot: Forest Owlet

dimanche 5 janvier 2014 — Energy & Sustainability,More Science,Evolution

Scientific fraud almost led to this tiny owl’s extinction. Species name: Forest owlet ( Heteroglaux blewitti ). Known locally as dongar dudaa. [More] -- Read more on ScientificAmerican.com

Scientific American

Evolving proteins - no DNA required

dimanche 5 janvier 2014 — Evolution,More Science

Prions are the infective agents that cause transmissible spongiform encephalopathies such as Mad Cow Disease in humans. All prions affect the brain or neural tissues and are currently untreatable.... -- Read more on ScientificAmerican.com

Scientific American

False Killer Whales and Bottlenose Dolphins Swim Together for Years

dimanche 5 janvier 2014 — More Science,Evolution,Biology

In the waters off the northern coast of New Zealand swims a group of one of the world's most poorly understood cetaceans. Named for their resemblance to their better-known cousins, false killer... -- Read more on ScientificAmerican.com

Scientific American

Grassland earless dragons

samedi 4 janvier 2014 — Evolution

Captive Grassland earless dragon climbing in tussock; image by Tony Gamble, used with permission. Today: LIZARDS. Even better: obscure Australian agamids, or dragon lizards, or dragons, if you... -- Read more on ScientificAmerican.com

Scientific American

When Was the Last Time Volcanoes Erupted on the East Coast?

jeudi 2 janvier 2014 — More Science, Everyday Science, History of Science, Science Education, Climate, Evolution

Volcanoes on the East Coast of North America are more recent than you think—and they may be why the region still suffers relatively large earthquakes -- Read more on ScientificAmerican.com

Scientific American

When Was the Last Time Volcanoes Erupted on the East Coast?

jeudi 2 janvier 2014 — More Science,Everyday Science,Climate,Evolution,Science Education,History of Science

How Mole Hill in Virginia became a mountain is an old story, but not as old as some geologists think. The reason for that has to do with volcanoes--and may help explain why the U.S. East Coast, so... -- Read more on ScientificAmerican.com

Scientific American

Are Straight Women and Gay Men "Natural Allies"? An Evolutionary Account

jeudi 2 janvier 2014 — Evolution,Mind & Brain

Still from the movie G.B.F (2013, "Gay Best Friend") Not every gay man has a female best friend, nor does every straight woman have a gay man as her most trusted confidant. But according to a... -- Read more on ScientificAmerican.com

Scientific American

Octopuses Make Food for Weird Critters

jeudi 2 janvier 2014 — Evolution,More Science

Image courtesy of Flickr/Photomatt28 Along with us humans, a range of hungry hunters prey on the scrumptious octopus . [More] -- Read more on ScientificAmerican.com

Scientific American

Of vole plagues and hip glands

jeudi 2 janvier 2014 — Evolution

Bank vole, aka Red vole, Wood vole or Red-backed vole. Image by soebe, licensed under Creative Commons Attribution-Share Alike 3.0 Unported license. You’ll already know what voles are.... -- Read more on ScientificAmerican.com

Scientific American

The Most Fascinating Human Evolution Discoveries of 2013

mercredi 1er janvier 2014 — Evolution

Sahelanthropus tchadensis had a tiny brain, but one that had nonetheless undergone some reorganization toward the human condition. Image: Didier Descouens, via Wikimedia Commons Wow. I’ve... -- Read more on ScientificAmerican.com

Scientific American