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A Dog Rolling Over During Play Is a Combat Tactic, Not Submission

vendredi 9 janvier 2015 — More Science, Biology, Evolution, Mind & Brain

I've got the `dog play' bug, arguably one of the better winter bugs to have. I recently covered which toys dogs prefer (the answer: new ones, although old ones can be reinvigorated), as well as the... -- Read more on ScientificAmerican.com

Scientific American

First footage captured of rare â€˜Type Dâ€™ orcas

vendredi 9 janvier 2015 — More Science, Biology, Energy & Sustainability, Environment, Ecology, Evolution, Evolutionary Biology

As they were tracking a Nigerian poaching vessel through the South Indian Ocean on Boxing Day last year, Australian conservationists aboard the SSS Bob Barker saw something pretty incredible –... -- Read more on ScientificAmerican.com

Scientific American

Argentina Grants an Orangutan Human-Like Rights

vendredi 9 janvier 2015 — More Science, History of Science, Evolution, Mind & Brain, Thought & Cognition

An appeals court sets a precedent by giving an ape legal rights to life, liberty and freedom from harm -- Read more on ScientificAmerican.com

Scientific American

Making Evolution Make Microbes Make Products

vendredi 9 janvier 2015 — More Science, Biology, Chemistry, Evolution, Evolutionary Biology, Health, Biotechnology, Pharmaceuticals

By selecting for bacteria that can survive only if they make a particular product of interest over multiple iterations, researchers vastly improved yields and decreased production times. Cynthia... -- Read more on ScientificAmerican.com

Scientific American

Teeny, Tiny Relative of Komodo Dragon Discovered in Australia

jeudi 8 janvier 2015 — More Science, Biology, Environment, Ecology, Evolution, Evolutionary Biology

Lizards don’t get much bigger than the Komodo dragon (Varanus komodoensis), which can reach three meters in length and may weigh as much as 70 kilograms. -- Read more on ScientificAmerican.com

Scientific American

Deepest Fish Features Angel Wings, Tentacles and Amazing Ability to Perform Under Pressure

jeudi 8 janvier 2015 — More Science, Biology, Chemistry, Environment, Ecology, Evolution, Evolutionary Biology, Technology

There comes a depth at which even fish struggle to survive the titanic pressure. But that depth is only found at the few places on Earth that lie below 27,600 feet of water, where the weight of the... -- Read more on ScientificAmerican.com

Scientific American

Elusive Snowy Owl Sightings Take Flight in North America

jeudi 8 janvier 2015 — More Science, Biology, History of Science, Society & Policy, Energy & Sustainability, Environment, Ecology, Evolution

(Correcting to 115th count instead of 114th count in 2nd paragraph) By Barbara Goldberg NEW YORK, Jan 7 (Reuters) - The elusive snowy owl, rarely seen outside the Arctic, is turning up more... -- Read more on ScientificAmerican.com

Scientific American

Fathers-to-Be May Have Hormonal Changes Too

jeudi 8 janvier 2015 — More Science, Biology, Everyday Science, Evolution, Health, Mind & Brain

By Shereen Lehman Men waiting to become fathers for the first time experienced hormonal changes before their babies were born, and levels of some hormones appeared linked to those of the men’s... -- Read more on ScientificAmerican.com

Scientific American

What Makes Bowerbirds Such Good Artists?

jeudi 8 janvier 2015 — More Science, Biology, Evolution, Evolutionary Biology, Mind & Brain, Thought & Cognition

Bowerbirds are perhaps the most intriguing artists of the bird world. Their beautiful constructions are built purely to impress females (they are not nests, as often mistaken to be). -- Read more on ScientificAmerican.com

Scientific American