Hallan un «error fatal» en un experimento histórico sobre la selección sexual

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New domain?

A new domain of life


Plenty more bugs in the sea
Tantalising evidence is emerging of a serious gap in biologists' understanding of the diversity of life on Earth

LIFE, like Caesar's Gaul, is divided into three parts. The Linnaean system of classification, with its prescriptive hierarchy of species, genus, family, order, class, phylum and kingdom, ultimately lumps everything alive into one of three giant groups known as domains.

http://www.economist.com/node/18437900

Migraciones

INTO THE MIDDLE EAST

150,000 to 125,000 years ago.

The global migration began when modern humans left Africa and crossed the Sinai or the base of the Red Sea. Fossils in Israel record their presence, and a 2011 discovery in Arabia suggests that by 125,000 years ago (125 kyr ago), modern humans had reached the doorstep of Asia. Click on the red circles for key sites.

150–125 kyr ago 125–50 kyr ago 50–20 kyr ago 20–10 kyr ago

Microbiome

"nytimes: Human Microbiome Project Decodes Our 100 Trillion Good Bacteria http://t.co/Tr6RAS3v" 

-http://twitter.com/nytimes/status/212959941307277312

"Jack Andraka, Gordon E. Moore Award Winner"

Jack Andraka, Gordon E. Moore Award Winner Jack Andraka was awarded USD 75,000 for his development of a new method to detect pancreatic cancer.

Mi segundo tweet

@javierfportal: In a random world there cannot be constants, says gravity. Is not "chance" another way to call ignorance?

Paralyzed Woman Controls a Robotic Arm With Her Mind

Paralyzed Woman Controls a Robotic Arm With Her Mind
HIGH T3CH | 17 DE MAYO DE 2012


Cathy Hutchinson has been unable to move her own arms or legs for 15 years. But using the most advanced brain-machine interface ... Read more

Johnny

Walking Again After Spinal Cord Injury – Testing on Rats

Walking Again After Spinal Cord Injury – Testing on Rats
HIGH T3CH | 1 DE JUNIO DE 2012


Rats with spinal cord injuries and severe paralysis are now walking (and running) thanks to researchers at EPFL. Published in ... Read more

Fungal fidelity: some ants have been eating the same meal for 5 million years!

Fungal fidelity: some ants have been eating the same meal for 5 million years!
30 DE MAYO DE 2012



When the time comes to fly away from home and start a nest of her own, the daughter queen of a fungus-farming ant colony departs with a small bit of f... Read more