News
- Earth
Perforated blobs may be early sponges
Odd shapes in Australian rocks could be the oldest fossil evidence of multicellular animals.
By Susan Milius - Humans
Most prisoners come from few neighborhoods
As overall crime rates declined in the United States, certain poor communities fueled a dramatic rise in incarceration rates.
By Bruce Bower - Life
Muscles remember past glory
Extra nuclei produced by training survive disuse, making it easier to rebuild lost strength.
- Humans
Retirement at 62 boosts well-being
People who retire on the early side tend to feel better physically and emotionally than those who quit working earlier or later.
By Bruce Bower - Humans
Depressed teens not shunned
In high school, students with depression seek — rather than settle for — friends with similar moods.
By Bruce Bower - Humans
Sociologists looking at risky behavior plunge into the gene pool
A new study of youths reveals that social scientists’ opinions still vary on the potential of studying how genes interact with social contexts.
By Bruce Bower - Astronomy
Celestial wish list
A panel of astronomers ranks proposed astrophysics projects for the coming decade.
By Ron Cowen -
- Space
Twinkle, twinkle, little dot
A faint object was once thought to be the first extrasolar planet to be photographed. Then it wasn’t. But now it may go down in the history books after all.
By Ron Cowen - Tech
The people’s pulsar
Thousands of volunteers help discover a neutron star by donating the processing power in their idle home computers.
- Life
New titi monkey, at last
Travel risks in parts of Colombia had kept primatologists out for decades.
By Susan Milius - Health & Medicine
Delivering a knockout
Scientists have finally succeeded in genetically engineering rats.