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Rudolph's Eyes Top His Nose

mardi 24 décembre 2013 — More Science, Biology, Physics, Evolution, Evolutionary Biology
Arctic reindeer eyes change color with the seasons to maximize their sight in the dim winter light. Allie Wilkinson reports -- Read more on ScientificAmerican.com

Rudolph's Eyes Top His Nose

The color of Rudolph's nose has long been the talk of the town. But the color of his eyes may be more interesting. Because Arctic reindeers' eyes change color with the seasons--from gold in... -- Read more on ScientificAmerican.com

Counting Fish: Wrap Up and Conclusion

lundi 23 décembre 2013 — Energy & Sustainability,Evolution
Credit: Melissa Gaskill Since July 2012, I’ve been posting about a study of artificial reefs along the Texas coast. Scientists at the Harte Research Institute for Gulf of Mexico Studies in... -- Read more on ScientificAmerican.com

Fish Found: The Greatest Conservation Success Story of 2013?

Seven months ago things looked pretty bleak for the Mangarahara cichlid ( Ptychochromis insolitus ). The only habitat for this rare Madagascar fish species had been destroyed and the cichlid was down... -- Read more on ScientificAmerican.com

Giant Dinosaur Walks Again in Supercomputer Simulation

lundi 23 décembre 2013 — Advances, Evolution
A giant dinosaur probably had to plod along to keep its body from breaking down -- Read more on ScientificAmerican.com

Giant Dinosaur Walks Again in Supercomputer Simulation

The South American dinosaur Argentinosaurus huinculensis would have had a hard time getting around. In fact, just standing up might have been difficult for the roughly 90-ton beast. When the... -- Read more on ScientificAmerican.com

De graves inégalités hommes-femmes dans la recherche mondiale

dimanche 22 décembre 2013 par Pierre Barthélémy — Science, Science et société, Inégalités hommes-femmes, Parité, Recherche, Sexisme
Commençons par une anecdote. En septembre 2012 paraissait dans les Proceedings de l'Académie des sciences des Etats-Unis un article relatant une expérience dont les cobayes étaient... des chercheurs américains dans les domaines de la biologie, de la chimie et de la physique. L'objectif consistait … (...)

Sunday Species Snapshot: Alaotran Gentle Lemur

dimanche 22 décembre 2013 — Energy & Sustainability,More Science,Evolution
A primate that lives only in wetlands? That alone makes the Alaotran gentle lemur unique. But this tiny lemur lives in incredibly limited constrained habitat, which continues to shrink around it. ... -- Read more on ScientificAmerican.com

Octopus, How Do You Count Your Suckers?

dimanche 22 décembre 2013 — Evolution,More Science
Image courtesy of Flickr/MrTopher We all know that the male octopus uses his third right arm as a penis. (Oh, you didn’t? It’s true. Sometimes he even detaches it to give to the... -- Read more on ScientificAmerican.com

The SOS response: how bacteria deal with damaged DNA

dimanche 22 décembre 2013 — Evolution,More Science
DNA is important stuff. It’s present in all living organisms on the planet (or ‘almost all’ if you wish to remain friends with virologists) and contains the information required to... -- Read more on ScientificAmerican.com

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