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Super Bowl Success May Go to Late-Risers

jeudi 29 janvier 2015 — More Science, Biology, Everyday Science, Evolution, Health, Mind & Brain, Neurological Disorders, Neuroscience, Thought & Cognition

Sleeping patterns might be the newest excuse for lackluster athletic performances -- Read more on ScientificAmerican.com

Scientific American

Genghis Khan's Genetic Legacy Has Competition

jeudi 29 janvier 2015 — Evolution, Evolutionary Biology

The Mongolian leader left a strong footprint in the Y chromosomes of his modern descendants, but he was not the only one -- Read more on ScientificAmerican.com

Scientific American

Your Immune System Is Made, Not Born

jeudi 29 janvier 2015 — More Science, Biology, Evolution, Health, Infectious Diseases

New research dispels the belief that the strength of the body’s defense system is genetically programmed -- Read more on ScientificAmerican.com

Scientific American

U.S. Forest Service to Designate Routes for Snowmobiles on Public Lands

jeudi 29 janvier 2015 — More Science, Society & Policy, Energy & Sustainability, Environment, Evolution

The rule requires managers of the nation’s nearly 200 forests and grasslands to formally designate where snowmobiles can be operated on the 193 million acres of public land the agency oversees -- Read more on ScientificAmerican.com

Scientific American

Climate Influences Language Evolution

jeudi 29 janvier 2015 — More Science, Biology, Evolution, Evolutionary Biology, Mind & Brain, Language & Linguistics

The ease with which certain sounds are produced in different climes plays a role in the development of spoken languages. Christopher Intagliata reports -- Read more on ScientificAmerican.com

Scientific American

Record Sea Lion Pup Strandings Reported

jeudi 29 janvier 2015 — More Science, Biology, Energy & Sustainability, Environment, Evolution

Experts worry that this winter may be the worst season ever documented for the marine mammals -- Read more on ScientificAmerican.com

Scientific American

Long-Term Sperm: Shark Gives Birth 4 Years after Contact with Male

mercredi 28 janvier 2015 — More Science, Biology, Evolution

The brownbanded bamboo shark’s belated delivery almost doubles the previous record for sperm storage -- Read more on ScientificAmerican.com

Scientific American

Remarkable Fossils Push Back Snake Origins by 65 Million Years

mardi 27 janvier 2015 — Evolution, Evolutionary Biology

The four oldest-known snake fossils were announced Tuesday, the most ancient of which was a roughly 25-cm-long reptile unearthed in a quarry near Oxford, England, that lived about 167 million years... -- Read more on ScientificAmerican.com

Scientific American

High-Altitude Forests in the Himalayas Harder Hit by Droughts

mardi 27 janvier 2015 — Energy & Sustainability, Climate, Ecology, Evolution

Why are plateau and mountain timberlines in Asia shifting downslope, despite global warming? -- Read more on ScientificAmerican.com

Scientific American

Virtual Dissection Method Could Reinvigorate Zoology

lundi 26 janvier 2015 — More Science, Biology, Energy & Sustainability, Environment, Ecology, Evolution, Evolutionary Biology, Technology, Computing

Last summer, researchers demonstrated that non-invasive imaging combined with a staining technique enables the fast comparison and study of earthworm species and other animals in unprecedented detail. -- Read more on ScientificAmerican.com

Scientific American