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Frog Vocals Lead to Small Preference

mercredi 4 novembre 2020 par Jason G. Goldman — Environment, The Sciences, Evolution

The concave-eared torrent frog's unusual ear anatomy lets it hear high-frequency calls, which gives a mating advantage to the littler males that sing soprano. -- Read more on ScientificAmerican.com

Scientific American

Science News Briefs from around the Globe

mardi 3 novembre 2020 par Scott Hershberger — Conservation, EARTH, Environment, The Sciences, Chemistry, Evolution, Space

Here are some brief reports about science and technology from all over, including one from the United Arab Emirates about the the first interplanetary mission by an Arab country. -- Read more on ScientificAmerican.com

Scientific American

Gruesome 'Blood Worms' Invaded a Dinosaur's Leg Bone, Fossil Suggests

vendredi 30 octobre 2020 par Chris Baraniuk — Advances, The Sciences, Biology, Evolution

A titanosaur fibula hosts what looks like 70 tiny parasites -- Read more on ScientificAmerican.com

Scientific American

This Beetle's Stab-Proof Exoskeleton Makes It Almost Indestructible

vendredi 23 octobre 2020 par Davide Castelvecchi, Nature magazine — The Sciences, Evolution

Jigsaw-puzzle-shaped seams that hold a notoriously tough insect’s wing cases together could inspire engineers -- Read more on ScientificAmerican.com

Scientific American

Dinosaur Asteroid Hit Worst-Case Place

jeudi 22 octobre 2020 par Julia Rosen — EARTH, Natural Disasters, The Sciences, Chemistry, Evolution, Space

The mass-extinction asteroid happened to strike an area where the rock contained a lot of organic matter and sent soot into the stratosphere, where it could block sunlight for years. -- Read more on ScientificAmerican.com

Scientific American

Gallery: The Maya Who Escaped Spanish Conquest

mercredi 21 octobre 2020 par Zach Zorich — Features, The Sciences, Evolution

The Lacandon Maya eluded the conquistadors and survived in the jungle for hundreds of years. Archaeological discoveries are revealing their past -- Read more on ScientificAmerican.com

Scientific American

Humans Make Wild Animals Less Wary

vendredi 16 octobre 2020 par Jason G. Goldman — Sustainability, Conservation, Environment, The Sciences, Evolution, Policy & Ethics

From mammals to mollusks, animals living among humans lose their antipredator behaviors. -- Read more on ScientificAmerican.com

Scientific American

Play Helped Dogs Be Our Best Friends

mardi 13 octobre 2020 par Susanne Bard — The Sciences, Biology, Evolution

The ancestors of today’s dogs already exhibited some playfulness, which became a key trait during domestication. -- Read more on ScientificAmerican.com

Scientific American

Moving in Sync Creates Surprising Social Bonds among People

mardi 13 octobre 2020 par Marta Zaraska — Features, Mind, Behavior & Society, The Sciences, Evolution

Dancing, rowing and even finger tapping in unison unleash powerful forces in the brain that drive good feelings -- Read more on ScientificAmerican.com

Scientific American