Tibetan adaptation to high altitude is the fastest in human history

Just 3,000 years ago, the Han Chinese and the Tibetan people split apart, one expanding into all of modern China and the other settling in the high-altitude, low-oxygen environment of the Himalayas. The groups' genomes are now shockingly different. » 7/02/10 1:00pm 7/02/10 1:00pm

Genetically-Engineered Trees Can Dissolve Themselves into Fuel

Click to view » 8/15/08 3:36pm 8/15/08 3:36pmWorried about all the energy that's required to break poplar trees down into usable fuel? Never fear: We'll just stick some fungus genes into that poplar so that the tree can rapidly ferment itself as soon as it's chopped down. A self-fermenting tree can practically turn itself into fuel. That's exactly…