News
- Humans
Obama pledges 3 percent of GDP for research
BLOG: Highlights of what the president announced to the National Academy of Sciences.
- Space
Most distant known object in the universe
Astronomers have discovered a gamma-ray burst emanating 13.035 billion light-years from Earth, making it the universe's most distant known object.
- Health & Medicine
Swine flu outbreak likely to continue, officials say
Even as public health data on the new outbreak change daily, biological information on the mysterious virus remains scant.
- Animals
Caterpillars’ chirp could be scary
Larvae of great peacock moths might signal that they’ll put up a fight.
- Plants
Climatic effects of tree-killing hurricanes
A new analysis suggests storm damage returns millions of metric tons of carbon dioxide to the atmosphere each year.
- Life
Function for green fluorescent protein
Scientists find that the glowing molecule also passes electrons, offering a new clue about the natural function of a protein that's become ubiquitous in molecular biology.
- Psychology
Males, females swap sex-role stereotypes
Analysis finds that mating strategies are not universal
- Plants
Landscaper’s darling hybridizes into an environmental nuisance
Variation underlies the Callery pear tree’s transformation .
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- Health & Medicine
Morning birds buckle under sleep pressure
Sleep pressure helps set the circadian clocks of early birds and night owls.
- Plants
Oops, missed that tree
Until now, an acacia common in its African homeland had no scientific name
- Chemistry
Yeast bred to bear artificial vanilla
Researchers have co-opted fungi to produce the flavor more efficiently.
