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Tibetan Adaptation To High Altitude Occurred In Less Than 3,000 Years

A comparison of the genomes of 50 Tibetans and 40 Han Chinese shows that ethnic Tibetans split off from the Han less than 3,000 years ago and since then rapidly evolved a unique ability to thrive at high altitudes and low oxygen levels. The genome-wide comparison uncovered more than 30 genes with DNA mutations that have become more prevalent in Tibetans than Han Chinese, nearly half of which are related to how the body uses oxygen. More

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Nature
Ancient Macrofossils Unearthed In West Africa

Science
To Cool Or Not To Cool

New Scientist
Plant Nurseries In Clover After Finding Four-Leaf Gene

Science News
Having BFFs Brings Longevity To Female Baboons

Discover
Happy Birthday, Cassini - And Thanks For The Great Images

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Brains, Like Red Wine, Get Better With Age
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Pie In The Sky? Harnessing The Jet Stream
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Challenges To Eradicating Polio
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Mystery Of The Fading Star

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Honey As An Antibiotic: Scientists Identify A Secret Ingredient In Honey That Kills Bacteria

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Switching Off Your Lights Has A Bigger Impact Than You Might Think
Switching off lights, turning the television off and using cooler washing cycles could have a much bigger impact on reducing carbon dioxide emissions from power stations than previously thought.

Study Suggests More Fish Than Thought May Thrive In The Ocean's Depths
A study of the occurrence of fishes in the ocean's deepest reaches—the hadal zone, below 6000 meters—has provided evidence that some species of fishes are more numerous at such depths than experts had thought.

Unpeeling Atoms And Molecules From The Inside Out
The world's most powerful hard X-ray laser, shows its unique ability to control the behaviors of individual electrons within simple atoms and molecules by stripping them away, one by one—in some cases creating hollow atoms.

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