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Charles Darwin and the Early Search for Extraterrestrial Life

In August 1881 the journal “Science” published an article with a letter exchange by two amateur geologist – British Charles R. -- Read more on ScientificAmerican.com

Le ciel est-il tombé sur une lune de Saturne ?

jeudi 24 avril 2014 par Pierre Barthélémy — Astronomie, Bombardement météoritique, Japet, Satellites naturels, Sonde Cassini
Troisième plus grande lune de Saturne, Japet est aussi un des corps les plus étranges du Système solaire. Tout d'abord, ce satellite naturel de la planète aux anneaux constitue une surprenante représentation du symbole du yin et du yang, avec … Continuer la lecture (...)

Dainty Diet Dictated Big-Feline Decline

jeudi 24 avril 2014 — More Science, Biology, Ecology, Evolution
Cougars survived the late Pleistocene extinction when other North American big cats became extinct, thanks to their more flexible feeding habits. Sophie Bushwick reports -- Read more on ScientificAmerican.com

Repreive For Men: Y Chromosome Is Not Vanishing

Alarming shrinkage has stopped, researchers say, because the Y is a bastion of elite genes that play vital roles throughout the body. -- Read more on ScientificAmerican.com

Reprieve for Men: Y Chromosome Is Not Vanishing

Alarming shrinkage has stopped, researchers say, because the Y is a bastion of elite genes that play vital roles throughout the body -- Read more on ScientificAmerican.com

Baby Lobster Decline in Gulf of Maine Puzzles Scientists

Read more on ScientificAmerican.com

Preventing Food Allergies: to Avoid or Expose?

mercredi 23 avril 2014 — More Science, Biology, Evolution, Evolutionary Biology, Health
Nearly four out of every 100 children in the U.S. have a food allergy, according to CDC data from 2007. Avoiding common food allergens, such as peanuts, eggs, tree nuts and fish, for the first few... -- Read more on ScientificAmerican.com

Blue-Footed Boobies Have Stopped Breeding, But Why?

One of the most delightful bird species of the Galápagos has almost completely stopped breeding there. According to a new study published this week in the journal Avian Conservation and Ecology,... -- Read more on ScientificAmerican.com

Washington State Euthanizes 300 birds after Cockfighting Farm Raided

Read more on ScientificAmerican.com

MRSA Spreads in Households

Drug-resistant bacteria have found refuge in residences in parts of New York City -- Read more on ScientificAmerican.com

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