News
- Math
Fruit flies teach computers a lesson
Insect's nerve cell development is a model of efficiency for sensing networks.
- Psychology
The write stuff for test anxiety
A brief writing exercise prompts higher exam scores for students struggling with academic stress.
- Earth
2010 ties record for warmest year yet
El Ni±o heated things up even as global temperatures continue to rise in the hottest decade on record.
- Paleontology
Early meat-eating dinosaur unearthed
Pint-sized, two-legged runner from Argentina dates back to the dawn of the dinos, 230 million years ago.
- Humans
Marking penguins for study may do harm
Metal flipper bands used to tell birds apart hamper survival and reproduction, a 10-year study finds.
- Space
Neighboring black hole puts on weight
Galaxy M87's massive heart weighs as much as 6.6 billion suns.
- Health & Medicine
When good cholesterol is even better
It's quality, not just quantity, of high-density lipoprotein that counts in heart disease, study suggests.
- Life
Songbird’s testosterone surges at sight of thistle blooms
Seeing the right flowers in summer temperatures triggers male goldfinches’ reproductive readiness.
- Space
Planck telescope finds cold, weird wonders
Survey's first results reveal the largest galaxy clusters and most frigid objects found in universe so far.
- Health & Medicine
Shingles vaccine linked to lower disease risk
People 60 and over who get the shot are 55 percent less likely to develop the ailment, a large survey shows.
- Space
Today’s weather: thunder and antimatter beams
Positrons appear to be common in terrestrial lightning storms.
- Space
New planet small but tough
Astronomers have confirmed a rocky planet outside the solar system for the first time.
