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The Hunt for Neandertal Genes [Excerpt]
Biologist Svante Pääbo describes the thrilling discovery of DNA from the bones of an ancient Neandertal in this excerpt from his new book -- Read more on ScientificAmerican.com
Biggest Mass Extinction Was Fastest, Too
It took just 60,000 years for the End Permian extinction to wipe out 96 percent of aquatic species and 70 percent of land species some 252 million years ago. Cynthia Graber reports -- Read more on ScientificAmerican.com
Biggest Mass Extinction Was Fastest Too
It took just 60,000 years for the End Permian extinction to wipe out 96 percent of aquatic species and 70 percent of land species some 252 million years ago. Cynthia Graber reports. -- Read more on ScientificAmerican.com
Although Purebred Dogs Can Be Best in Show, Are They Worst in Health?
Why diseases plague purebred dogs and how breeders, owners and genetics can help -- Read more on ScientificAmerican.com
Animals' Wing and Fin Motions Share Universal Propulsion Geometry
mercredi 19 février 2014 — Evolution, Evolutionary Biology
Tricks common to animals ranging from whales to insects could inspire designs for air and water vehicles -- Read more on ScientificAmerican.com
Hole-y Phobia May Have Evolutionary Origins
Images that induce trypophobia, the fear of holes, share visual features with images of certain venomous animals, implying that the aversion has an evolutionary basis. Allie Wilkinson reports -- Read more on ScientificAmerican.com
Asian Elephants Console Each Other When in Distress
mardi 18 février 2014 — Evolution, Evolutionary Biology
Using trunks and vocalizations, elephants reassure one another when distressed -- Read more on ScientificAmerican.com
Asian Elephants Console One Another When in Distress
mardi 18 février 2014 — Evolution, Evolutionary Biology
Using trunks and vocalizations, elephants reassure one another when distressed -- Read more on ScientificAmerican.com
Baboons Use Yawns to Convey Social Messages
mardi 18 février 2014 — Evolution, Evolutionary Biology
Gelada baboons use three separate types of yawns, differentiated by the amount of teeth and gums showing, to demonstrate friendliness and aggression -- Read more on ScientificAmerican.com
The U.S. Conservation Crisis That No One Hears About
mardi 18 février 2014 — Advances, More Science, Everyday Science, Energy & Sustainability, Climate, Ecology, Evolution, Evolutionary Biology
An extinction crisis is quietly unfolding in the southeastern U.S. -- Read more on ScientificAmerican.com
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