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Articles les plus récents

Strange Seaweed Rewrites History of Green Plants

lundi 9 mai 2016 par Emma Marris, Nature magazine — The Sciences, Biology, Evolution

Ancient alga developed large size and complex structure independently of other plants -- Read more on ScientificAmerican.com

Scientific American

Farmers vs. Nomads: Whose Lingo Spread the Farthest?

lundi 9 mai 2016 par Michael Balter — Features, The Sciences, Arts & Culture, Biology, Evolution

Did the most successful family of languages in history originate in Turkey or the Pontic steppes? New evidence from DNA and evolutionary biology has only heightened the scientific disagreements -- Read more on ScientificAmerican.com

Scientific American

Dragonflies Outmigrate Butterflies

vendredi 6 mai 2016 par Leila Falls, Christopher Intagliata — The Sciences, Evolution

Globe skimmer dragonflies migrate more than 15,000 kilometers, breeding with the locals as they travel and creating an interrelated global population. A dragonfly from Japan may have more in common... -- Read more on ScientificAmerican.com

Scientific American

Paleo Profile: The Light-Footed Lizard

vendredi 6 mai 2016 par Brian Switek — The Sciences, Evolution

A mystery for decades, Elaphrosaurus finally finds its perch in the dinosaur family tree -- Read more on ScientificAmerican.com

Scientific American

Jellyfish Physics Aid Submarine Design [Video]

vendredi 6 mai 2016 par Josh Fischman — Web Exclusives, The Sciences, Biology, Evolution

The effective swimming motions of jellyfish inspire submarine design and medical diagnotics -- Read more on ScientificAmerican.com

Scientific American

The Bowling Ball That Invaded Earth

vendredi 6 mai 2016 par Mark Alpert, Steve Mirsky — EARTH, Tech, Aerospace, The Sciences, Arts & Culture, Biology, Chemistry, Evolution, Physics, Space

Former Scientific American editor Mark Alpert talks about his latest science fiction thriller, The Orion Plan, featuring the method whereby aliens most likely really would colonize our planet. -- Read more on ScientificAmerican.com

Scientific American

Male Lemurs Are Masters of Musk

jeudi 5 mai 2016 par Karen Hopkin — The Sciences, Biology, Evolution

Lemurs sometimes mix their smelly secretions to produce a bouquet of stank—which may boost the perfume’s staying power. Karen Hopkin reports. -- Read more on ScientificAmerican.com

Scientific American

Modern Humans Used Ivory and Bone to Create Tools 30,000 Years Ago [Slide Show]

mercredi 4 mai 2016 — The Sciences, Evolution

An analysis of tools found in the Russian archaeological site of Sungir shows how Homo sapiens developed techniques to mold hard materials -- Read more on ScientificAmerican.com

Scientific American

Modern Humans Used Ivory and Bone to Create Tools 30,000 Years Ago [Slide Show]

mercredi 4 mai 2016 par Andrea Small Carmona — The Sciences, Evolution

An analysis of tools found in the Russian archaeological site of Sungir shows how Homo sapiens developed techniques to mold hard materials -- Read more on ScientificAmerican.com

Scientific American