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Did Crawling Critters Leave These Cracks? The Answer Could Rewrite Evolutionary History
mardi 26 février 2019 par Jim Daley — The Sciences, Evolution
Researchers say they found evidence life began moving 2.1 billion years ago, but that contentious conclusion is far from certain -- Read more on ScientificAmerican.com
Grandma's Influence Is Good for Grandkids
Grandmothers can enhance the survival of grandchildren. That is, unless grandma’s too old or lives too far away. Karen Hopkin reports. -- Read more on ScientificAmerican.com
Fossil Bones Reveal New Baby Dinosaur
samedi 23 février 2019 par Brian Switek — The Sciences, Evolution
The partial skull and additional bones represent a dinosaur species never found before -- Read more on ScientificAmerican.com
The Real Dino Killer: A One–Two Punch
An asteroid impact and volcanoes acting together could have done in the beasts, new rock dates indicate -- Read more on ScientificAmerican.com
Light-Skin Variant Arose in Asia Independent of Europe
mardi 19 février 2019 par Christopher Intagliata — The Sciences, Evolution
A new genetic study of Latin Americans provides evidence that gene variants for lighter skin color came about in Asia as well as in Europe. Christopher Intagliata reports. -- Read more on ScientificAmerican.com
Spectacular Fossil Bird Foot Preserved in Amber
samedi 16 février 2019 par Brian Switek — The Sciences, Evolution
A rare amber inclusion underscores the importance of carnivores to the fossil record -- Read more on ScientificAmerican.com
Is This the Footprint of One of the Last Neandertals?
vendredi 15 février 2019 par Kate Wong — The Sciences, Evolution
The fossilized print, found in Gibraltar, is said to date to 28,000 years ago, which might mean it belonged to a Neandertal. But not everyone agrees with that interpretation -- Read more on ScientificAmerican.com
Ancient Earth's Weakened Magnetic Field May Have Driven Mass Extinction
When our planet’s magnetosphere nearly disappeared 565 million years ago, it may have almost taken all life with it -- Read more on ScientificAmerican.com
On the Origin of Darwin
On this 210th anniversary of Darwin's birth we hear evolution writer and historian Richard Milner perform a brief monologue as Charles Darwin, and former Scientific American editor in chief John... -- Read more on ScientificAmerican.com
How Many Creationists Are There in America?
mardi 12 février 2019 par Cary Funk, Greg Smith, David Masci — The Sciences, Evolution
A new survey shows the number can vary considerably depending how you ask questions about evolution -- Read more on ScientificAmerican.com
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