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While Dinosaurs Romped, Birdsongs Filled the Air in Balmy Antarctica

samedi 22 octobre 2016 par Federico Kukso — The Sciences, Biology, Evolution
Scientists who found a fossilized avian “voice box” describe a vastly different southern continent—with birds that diversified before the dinosaurs’ mass extinction -- Read more on ScientificAmerican.com

Sex with Other Human Species Might Have Been a Secret of Homo sapiens's Success

samedi 22 octobre 2016 par Michael F. Hammer — Features, The Sciences, Biology, Evolution
DNA analyses find that early Homo sapiens mated with other human species and hint that such interbreeding played a key role in the triumph of our kind -- Read more on ScientificAmerican.com

Sex with Other Human Species Might Have Been a Secret of Homo Sapiens' Success

samedi 22 octobre 2016 par Michael F. Hammer — Features, The Sciences, Biology, Evolution
DNA analyses find that early Homo sapiens mated with other human species and hint that such interbreeding played a key role in the triumph of our kind -- Read more on ScientificAmerican.com

Monkeys Can Make Stone Tools, Too

vendredi 21 octobre 2016 par Nature Video — The Sciences, Evolution
When these monkeys bang rocks together, they make stone flakes that resemble those archaeologists believe humans made two million to three million years ago. This video was reproduced with... -- Read more on ScientificAmerican.com

Monkeys can make stone tools too

vendredi 21 octobre 2016 par Nature Video — The Sciences, Evolution
When these monkeys bang rocks together, they make stone flakes that resemble those archaeologists believe humans made two million to three million years ago. This video was reproduced with... -- Read more on ScientificAmerican.com

Neandertal DNA Affects Modern Ethnic Difference in Immune Response

vendredi 21 octobre 2016 par Sara Reardon, Nature magazine — The Sciences, Biology, Evolution
Two studies may explain why people of African descent respond more strongly to infection, and are more prone to autoimmune diseases -- Read more on ScientificAmerican.com

Wild Monkeys' Stone "Tools" Force a Rethink of Human Uniqueness

vendredi 21 octobre 2016 par Kate Wong — The Sciences, Arts & Culture, Evolution
The artifacts bear a striking resemblance to objects produced by our ancestors -- Read more on ScientificAmerican.com

When the Sea Saved Humanity

mercredi 19 octobre 2016 par Curtis W. Marean — Features, Environment, The Sciences, Evolution
Shortly after Homo sapiens arose, harsh climate conditions nearly extinguished our species. The small population that gave rise to all humans alive today may have survived by exploiting a unique... -- Read more on ScientificAmerican.com

Tales of a Stone Age Neuroscientist

dimanche 16 octobre 2016 par Dietrich Stout — Features, Neuroscience, The Sciences, Evolution
By honing ax-making skills while scanning their own brains, researchers are studying how cognition evolved -- Read more on ScientificAmerican.com

Fish out of Water Are Actually Pretty Common [Video]

samedi 15 octobre 2016 par Jennifer Frazer — The Sciences, Biology, Evolution
Terrestrial behavior has evolved in at least 33 families of living fish -- Read more on ScientificAmerican.com

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