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Take the Tube: Underground as a Way of Life

mercredi 3 mai 2017 par Steve Mirsky — EARTH, Environment, Natural Disasters, The Sciences, Biology, Evolution
Emory University paleontologist, geologist and ichnologist Anthony J. Martin talks about his new book, The Evolution Underground: Burrows, Bunkers and the Marvelous Subterranean World beneath Our... -- Read more on ScientificAmerican.com

Hot Chilies Cool Down Gut Inflammation in Mice

mardi 2 mai 2017 par Christopher Intagliata — Health, Medicine, The Body, The Sciences, Biology, Evolution
The spicy compound in chilies kicks off a chemical cascade that reduces gut inflammation and immune activity in mice. Christopher Intagliata reports. -- Read more on ScientificAmerican.com

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

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

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

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

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

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

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

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

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