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Teeth Hint at a Friendlier Neanderthal

mercredi 8 mars 2017 par Christopher Intagliata — The Sciences, Biology, Evolution

By sequencing DNA in Neanderthal dental plaque, scientists were able to find out about their diets—and their good relations with modern humans. Christopher Intagliata reports. -- Read more on ScientificAmerican.com

Scientific American

Bats Use Body Odor to Sniff Out the Best Mates

lundi 6 mars 2017 par Pablo Fonseca Q. — The Sciences, Biology, Evolution

The flying mammals use bat scents to find sexual partners who have optimum genetic compatibility -- Read more on ScientificAmerican.com

Scientific American

See the Best Fossil Octopus Ever Found

lundi 6 mars 2017 par Brian Switek — Advances, The Sciences, Evolution

Paleontologists have recently provided a new look at a beautifully preserved cephalopod -- Read more on ScientificAmerican.com

Scientific American

Paleo Profile: New Zealand's Giant Dawn Penguin

dimanche 5 mars 2017 par Brian Switek — The Sciences, Evolution

Foot bones reveal one of the largest, and oldest, penguins of all time -- Read more on ScientificAmerican.com

Scientific American

We Mapped the Latest Science, in Case You Missed It

dimanche 5 mars 2017 — Advances, The Sciences, Biology, Evolution, Physics, Policy & Ethics

A replica of the famous Lascaux Cave’s ice age artwork has opened after the original was closed to the public -- Read more on ScientificAmerican.com

Scientific American

Amazon Rainforest Was Shaped by an Ancient Hunger for Fruits and Nuts

vendredi 3 mars 2017 par Erin Ross, Nature magazine — Sustainability, Environment, The Sciences, Evolution

People living in the area thousands of years ago may have changed the forest around them in ways that are still visible today -- Read more on ScientificAmerican.com

Scientific American

See-Through Hair and Awkward Sexual Problems: The Woolly Mammoth's Bitter End

jeudi 2 mars 2017 par Bret Stetka — The Sciences, Biology, Evolution

After genetic meltdown the last of the species died a lonely death, languishing on a windswept island tundra and unable to attract mates with the scent of its urine -- Read more on ScientificAmerican.com

Scientific American

Last Woollies Had Mammoth Mutations

jeudi 2 mars 2017 par Christopher Intagliata — The Sciences, Biology, Evolution

The final holdout woolly mammoths had large numbers of harmful mutations—which would have given them satiny coats and a weakened sense of smell. Christopher Intagliata reports. -- Read more on ScientificAmerican.com

Scientific American

African Penguins Pulled into an Ecological Trap

mercredi 1er mars 2017 par Jason G. Goldman — Sustainability, Conservation, EARTH, Environment, The Sciences, Biology, Evolution

Climate change and overfishing have made the penguins’ feeding grounds a mirage—which has led to a drop in penguin population. Jason G. Goldman reports. -- Read more on ScientificAmerican.com

Scientific American