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The House that Fitz Built: A Scandal Explanation of the Polygyny Threshold Hypothesis

samedi 23 novembre 2013 — Evolution,More Science

I don’t watch Scandal but I have a pretty good idea of the major plot lines and characters. Thanks to the awesomeness that is Social Media and #BlackTwitter , I have a close captioning... -- Read more on ScientificAmerican.com

Scientific American

Newly Discovered Super Dinosaur Rivals T-Rex!

vendredi 22 novembre 2013 — Energy & Sustainability,Mind & Brain,Space,More Science,Evolution,Health,Technology

This week’s video comes to us from Rob Nelson at Untamed Science . According to Rob: Siats (pronounced SEE-OTTS) is a giant mega-predator (think T-Rex, but living at a different time). I... -- Read more on ScientificAmerican.com

Scientific American

Khalil's Picks (22 November 2013)

vendredi 22 novembre 2013 — Evolution,Mind & Brain,More Science,Health,Technology

Another week, more great stuff. We have a great selection today which will make your weekend really really good. Dig in! [More] -- Read more on ScientificAmerican.com

Scientific American

We Need Leaders Who Share John F. Kennedy's Vision of World Peace

vendredi 22 novembre 2013 — Evolution,Health,More Science

To commemorate the 50 th anniversary of the death of President John F. Kennedy, I’m reposting a column about his “Peace Speech,” which he gave less than six months before his... -- Read more on ScientificAmerican.com

Scientific American

The Incredible Mr./Mrs. Limpet: The Endangered, Sex-Changing Sea Snail

vendredi 22 novembre 2013 — Energy & Sustainability,More Science,Evolution

A needle biopsy reveals the sex of a ribbed Mediterranean limpet. The reddish fluid in the syringe indicates that the limpet is a female. Photo by Iv?n Acevedo Understanding how an endangered... -- Read more on ScientificAmerican.com

Scientific American

Fungi on the March: My New Feature Story for Scientific American

jeudi 21 novembre 2013 — Evolution,Health

The human pathogenic yeast C. neoformans, a close and visually indistinguishable relative of a fungus that appeared mysteriously on Vancouver Island over a decade ago. CDC/Public Domain. Click for... -- Read more on ScientificAmerican.com

Scientific American

The Good and Bad News about Frog Abnormalities

jeudi 21 novembre 2013 — Evolution,Environment,Health,Society & Policy,Evolutionary Biology,Evolution,Energy & Sustainability,Biology,More Science

Mari Reeves has several deformed frogs living on her dining room table in Anchorage, Alaska. One of them, named Skinny by her literally minded six-year-old son, has a leg that bends back on itself,... -- Read more on ScientificAmerican.com

Scientific American

New Views into the Octopus's Bizarre Moves

jeudi 21 novembre 2013 — Evolution,More Science,Mind & Brain,Technology

Image courtesy of Flickr/ideakitchn We’ve known for centuries that octopuses get around one of two ways: one, by crawling over surfaces with their arms, or, two, swimming with the help of... -- Read more on ScientificAmerican.com

Scientific American

The only two equations that you should know: Part 1

jeudi 21 novembre 2013 — Energy & Sustainability,Mind & Brain,Space,More Science,Evolution,Health,Technology

The exponential relationship between equilibrium constant and free energy, the basis of chemistry and life. “Chemistry”, declared Roger Kornberg in an interview, “is the queen... -- Read more on ScientificAmerican.com

Scientific American

Americas' Natives Have European Roots

jeudi 21 novembre 2013 — Evolution,Health,Society & Policy,More Science,Biotechnology,Evolution,Evolutionary Biology,Biotechnology,Archaeology & Paleontology

The 24,000-year-old remains of a young boy from the Siberian village of Mal’ta have added a new root to the family tree of indigenous Americans. While some of the New World's native... -- Read more on ScientificAmerican.com

Scientific American