News
- Astronomy
Killer Collision: Dino demise traces to asteroid-family breakup
The asteroid that wiped out the dinosaurs 65 million years ago was a wayward fragment from a violent collision in the asteroid belt.
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The Venter Decryption: Biologist decodes his own genome
For the first time, one man's genome, including both sets of chromosomes, has been decoded.
- Animals
Hive Scourge? Virus linked to recent honeybee die-off
A poorly understood virus seems to have a connection to the recent widespread demise of honeybees.
- Health & Medicine
Bad Bug: Microbe raises stomach cancer risk
A gene in some strains of the bacterium Helicobacter pylori may greatly increase the risk of stomach cancer.
