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25 Years after Exxon Valdez Spill, Sea Otters Recovered in Alaskaâ€™s Prince William Sound

mercredi 5 mars 2014 — More Science, Biology, Society & Policy, Energy & Sustainability, Environment, Ecology, Evolution, Energy Technology

It took a quarter century, but the northern sea otters (Enhydra lutris kenyoni) living in Alaska’s Prince William Sound have finally recovered from the effects of the 1989 Exxon Valdez oil... -- Read more on ScientificAmerican.com

Scientific American

Oil Pollution is Making Gulf Dolphins Sick

mercredi 5 mars 2014 — More Science, Biology, Society & Policy, Energy & Sustainability, Environment, Ecology, Evolution

For eighty-seven days in 2010, 210 million gallons of oil from wells below the Deepwater Horizon poured into the Gulf of Mexico. Researchers announced recently that as a result, Bottlenose dolphins... -- Read more on ScientificAmerican.com

Scientific American

First Americans Lived on Bering Land Bridge for Thousands of Years

mardi 4 mars 2014 — Evolution, Archaeology & Paleontology

Genetic evidence supports a theory that ancestors of Native Americans lived for 15,000 years on the Bering Land Bridge between Asia and North America until the last ice age ended -- Read more on ScientificAmerican.com

Scientific American

Book Review: The Diet Fixâ€“Why Diets Fail and How to Make Yours Work

mardi 4 mars 2014 — Society & Policy, Evolution, Health

The Diet Fix: why Diets Fail and How to Make Yours Work, by Yoni Freedhoff, MD, is available March 4, 2014. It starts with a prescription for chocolate. Clearly this is not your average... -- Read more on ScientificAmerican.com

Scientific American

200-Year Drought Doomed Indus Valley Civilization

lundi 3 mars 2014 — More Science, Society & Policy, Climate, Evolution, Archaeology & Paleontology

A monsoon hiatus that began 4,200 years ago parallels a dry spell that led to the collapse of bronze age civilizations in Egypt, Greece and Mesopotamia -- Read more on ScientificAmerican.com

Scientific American

evolution_3-3-14

lundi 3 mars 2014 — Evolution

Exploring Nature in 1914 [Slide Show]

samedi 1er mars 2014 — Web Exclusives, More Science, Everyday Science, Science Education, Evolution, Archaeology & Paleontology, Dinosaurs

A short trip down the natural history corridor of the Scientific American Archives from a century ago -- Read more on ScientificAmerican.com

Scientific American

Compound That May Mimic Calorie Restriction Extends Life Span in Mice

vendredi 28 février 2014 — Evolution, Evolutionary Biology, Health

The molecule is thought to activate proteins involved in metabolism and inflammation -- Read more on ScientificAmerican.com

Scientific American

Gladiator School Dating to 2nd Century A.D. Discovered in Austria

jeudi 27 février 2014 — Evolution, Archaeology & Paleontology

Using ground-penetrating radar, archaeologists have digitally reconstructed living quarters, a bath complex and a training arena -- Read more on ScientificAmerican.com

Scientific American