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Life Bounced Back Fast after Dino-Killing Impact

mercredi 29 mars 2017 par Nola Taylor Redd, SPACE.com — The Sciences, Biology, Evolution, Space

A new study finds organisms only took 30,000 years to repopulate a region devastated by the impact -- Read more on ScientificAmerican.com

Scientific American

Fishes from Toxic Springs Reveal Evolution at the Limits

mardi 28 mars 2017 par RÃ¼diger Riesch, Martin Plath — Features, The Sciences, Biology, Evolution

Studies of fishes that inhabit toxic sulfide springs reveal mechanisms of natural selection -- Read more on ScientificAmerican.com

Scientific American

Of Mice and Men: Study Pushes Rodents' Home Invasion to 15,000 Years Ago

mardi 28 mars 2017 par Richard Conniff — The Sciences, Evolution

Scientists provide a new estimate for when the common house mouse took up residence with humans -- Read more on ScientificAmerican.com

Scientific American

Food for Thought: Do We Owe Our Large Primate Brains to a Passion for Fruit?

lundi 27 mars 2017 par Bret Stetka — Mind, Neuroscience, Evolution

A new study suggests our outsize brains may have arisen from scouring for and eating kumquats and kiwis -- Read more on ScientificAmerican.com

Scientific American

Paleo Profile: The Geni River Frog

dimanche 26 mars 2017 par Brian Switek — The Sciences, Evolution

This ancient frog adds to the story of Mesozoic life -- Read more on ScientificAmerican.com

Scientific American

The Bite of the Bear Dog

samedi 25 mars 2017 par Brian Switek — The Sciences, Evolution

A new study estimates the predatory capabilities of a fearsome fossil beast -- Read more on ScientificAmerican.com

Scientific American

Ornithoscelida Rises: A New Family Tree for Dinosaurs

samedi 25 mars 2017 par Darren Naish — The Sciences, Evolution

A novel phylogenetic hypothesis for Dinosauria!? Shock! Horror!—Say it isn't so!!! -- Read more on ScientificAmerican.com

Scientific American

Big Data Renews Fight Over the Origin of Animals

samedi 25 mars 2017 par Amy Maxmen, Nature — The Sciences, Evolution

A new study is the latest in the long-running dispute over which lineage—sponges or comb jellies—is the ancestor to all animals -- Read more on ScientificAmerican.com

Scientific American

Dinosaur Family Tree Poised for Colossal Shake-Up

jeudi 23 mars 2017 par Sid Perkins, Nature magazine — The Sciences, Biology, Evolution

“Textbook-changing” analysis of dinosaur bones upends long-accepted relationships among major -- Read more on ScientificAmerican.com

Scientific American

Aggressed-Upon Monkeys Take Revenge on Aggressor's Cronies

mercredi 22 mars 2017 par Karen Hopkin — Mind, Behavior & Society, The Sciences, Biology, Evolution

Japanese macaques at the receiving end of aggression tend to then take it out on a close associate or family member of the original aggressor. -- Read more on ScientificAmerican.com

Scientific American