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Scientific American

Science news and technology updates from Scientific American

Articles les plus récents

Fossils Reveal When Animals Started Making Noise

lundi 10 janvier 2022 par Michael B. Habib — Features, Biology, Animals, Evolution
For billions of years Earth was quiet. Then life got loud -- Read more on ScientificAmerican.com

How Did Neanderthals and Other Ancient Humans Learn to Count?

jeudi 23 décembre 2021 par Colin Barras, Nature magazine — Features, Biology, Evolution
Archaeological finds suggest that people developed numbers tens of thousands of years ago. Scholars are now exploring the first detailed hypotheses about this life-changing invention -- Read more on ScientificAmerican.com

Fish Do the Wave to Ward Off Predatory Birds

mercredi 22 décembre 2021 par Jack Tamisiea — Biology, Animals, Evolution
The synchronized dance of sulfur mollies is not only mesmerizing to watch but also confusing to predators -- Read more on ScientificAmerican.com

New Clues about the Origins of Biological Intelligence

samedi 11 décembre 2021 par Rafael Yuste, Michael Levin — Opinion, Biology, Evolution
A common solution is emerging in two different fields: developmental biology and neuroscience -- Read more on ScientificAmerican.com

Humans Are Doomed to Go Extinct

mardi 30 novembre 2021 par Henry Gee — Biology, Evolution, Genetics, Reproduction
Habitat degradation, low genetic variation and declining fertility are setting Homo sapiens up for collapse -- Read more on ScientificAmerican.com

Redo of a Famous Experiment on the Origins of Life Reveals Critical Detail Missed for Decades

vendredi 26 novembre 2021 par Sarah Vitak — Biology, Evolution
The Miller-Urey experiment showed that the conditions of early Earth could be simulated in a glass flask. New research finds the flask itself played an underappreciated, though outsize, role. -- Read more on ScientificAmerican.com

The Surprising Secret of Snakes' Venomous Bites

vendredi 26 novembre 2021 par Riley Black — Advances, Biology, Animals, Evolution
Fangs evolved over and over because of this groovy process -- Read more on ScientificAmerican.com

Physical Activity Could Be an Evolutionary Adaptation for Grandparenting

mercredi 24 novembre 2021 par Emily Willingham — News, Biology, Evolution
It may force energy shifts to repair and maintenance, which could slow aging and make us more available to care for younger generations -- Read more on ScientificAmerican.com

Sponge Cells Hint at Origins of Nervous System

mardi 9 novembre 2021 par Max Kozlov, Nature magazine — Biology, Evolution
Synapse genes help cells to communicate in a sponge’s digestive chambers -- Read more on ScientificAmerican.com

Sponge Cells Hint at Origins of Nervous System

mardi 9 novembre 2021 par Max Kozlov, Nature magazine — Biology, Evolution
Synapse genes help cells to communicate in a sponge’s digestive chambers -- Read more on ScientificAmerican.com

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