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"Game Face" Evolved as Plea for Help

The determination on children's faces as they struggled with a difficult task was not observed in chimpanzees involved in the same study, suggesting that the expression is an evolutionary trait -- Read more on ScientificAmerican.com

Famous Fossil Bed in China Yields Feathered and Bucktoothed Dinos, Gliding Mammals and a Pterosaur

The fossil-rich layers date from the period when dinosaurs and birds split from a common ancestor -- Read more on ScientificAmerican.com

Hell yes: Komodo dragons!!! (again)

What with all the monitor-themed goodness around these parts lately (see links below), it seems only fitting that I provide a re-vamped, substantially updated version of this Tet Zoo ver 2 classic... -- Read more on ScientificAmerican.com

25 Years after Exxon Valdez Spill, Sea Otters Recovered in Alaska’s Prince William Sound

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

Oil Pollution is Making Gulf Dolphins Sick

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

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

Book Review: The Diet Fix–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

200-Year Drought Doomed Indus Valley Civilization

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

evolution_3-3-14

lundi 3 mars 2014 — Evolution
Read more on ScientificAmerican.com

Voulez-vous savoir quand vous allez mourir ?

dimanche 2 mars 2014 par Pierre Barthélémy — Médecine, Physiologie, Santé, Albumine, Biomarqueurs, Cholestérol, Lipoprotéines, Métabolisme, Mort
Combien de temps ? Sous-entendu, combien de temps me reste-t-il à vivre ? C'est la question des condamnés à mort, qu'ils l'aient été par le verdict d'un tribunal ou celui du corps médical, par exemple dans le cas d'un cancer … Continuer la lecture (...)

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