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Articles les plus récents

The Case of the Headless Corythosaurus

dimanche 30 avril 2017 par Brian Switek — The Sciences, Evolution

After nearly a century, a dinosaur's skull is reunited with its body -- Read more on ScientificAmerican.com

Scientific American

Paleo Profile: Little Anubis

dimanche 30 avril 2017 par Brian Switek — The Sciences, Evolution

This sharp-toothed mammal was a top carnivore before the heyday of dogs and cats. -- Read more on ScientificAmerican.com

Scientific American

The Mark of the Mosasaur

samedi 29 avril 2017 par Brian Switek — The Sciences, Evolution

A 90-million-year-old bite mark raises questions about what seagoing lizards really ate -- Read more on ScientificAmerican.com

Scientific American

Ancient Human DNA Found in Cave Dirt

samedi 29 avril 2017 par Christopher Intagliata — The Sciences, Biology, Evolution

Scientists uncovered genetic traces of Neandertals and Denisovans by screening cave dirt for DNA. Christopher Intagliata reports. -- Read more on ScientificAmerican.com

Scientific American

Bird Nests Used to Look More Like Fortresses

vendredi 28 avril 2017 par Kat Long — Advances, The Sciences, Evolution

The standard cup nest predominates today, but bird nests evolved from a more complex roofed structure -- Read more on ScientificAmerican.com

Scientific American

Gut Microbes Help Keep Starved Flies Fecund

jeudi 27 avril 2017 par Christopher Intagliata — Health, The Body, The Sciences, Biology, Evolution

Microbes living in the guts of fruit flies appear to influence the flies' food choice—and promote egg production, even under a nutrient-poor diet. Christopher Intagliata reports. -- Read more on ScientificAmerican.com

Scientific American

Broken Bones Hint at Earlier Human Arrival in the Americas

mercredi 26 avril 2017 par Nature Video — The Sciences, Evolution

Mastodon bones and shattered stones suggest humans were migrating to the Americas some 100,000 years earlier than currently thought. Nature Video explores this controversial find. This video was... -- Read more on ScientificAmerican.com

Scientific American

Ancient Bones Spark Fresh Debate over First Humans in the Americas

mercredi 26 avril 2017 par Kate Wong — The Sciences, Evolution

A study of remains found in southern California puts an unknown human species in the New World more than 100,000 years earlier than expected—but critics aren’t buying it -- Read more on ScientificAmerican.com

Scientific American

Dog Family Tree Reveals Hidden History of Canine Diversity

mercredi 26 avril 2017 par Erin Ross, Nature magazine — The Sciences, Biology, Evolution

Genetic map showing how breeds are related provides a wealth of information about origins -- Read more on ScientificAmerican.com

Scientific American

Selective Breeding Molds Foxes into Pets

mercredi 26 avril 2017 par Steve Mirsky — Behavior & Society, The Sciences, Biology, Evolution

Evolutionary biologist Lee Dugatkin talks about the six-decade Siberian experiment with foxes that has revealed details about domestication in general. -- Read more on ScientificAmerican.com

Scientific American