News
- Chemistry
Exposure of moms-to-be to hormone-mimicking chemical may affect kids years later
In mice, BPA can cause pregnancy complications that can also trigger later metabolic effects in both moms and grown male offspring.
- Space
Matter beats out antimatter in experimental echo of creation
A larger-than-expected imbalance could presage major physics breakthroughs.
- Climate
Oceans warmed in recent decades
Measurements show a trend of rising temperatures along with a leveling off since 2003.
- Animals
Argonauts use shells as flotation devices
The octopus relatives create their own buoyancy devices by gulping and hoarding air from the surface.
- Health & Medicine
Behavioral therapy can help kids with Tourette disorder
A ten-week course of practicing techniques to countermand tics works better than counseling.
- Health & Medicine
Cell phone-cancer study an enigma
An epidemiological study of a link between cell phone usage and brain cancer proved inconclusive.
- Health & Medicine
Caring for a spouse with dementia leaves caregiver at risk
Wives and husbands who attend to mates have greater chance of developing problems themselves, a new study finds.
- Life
Light shows fMRI works as advertised
Optogenetic method validates assumption underlying brain imaging technique.
- Physics
Record number of photons lassoed into a quantum limbo
Physicists entangle five particles, each existing in two states simultaneously.
- Science & Society
Students win big at Intel ISEF 2010
Global high school science competition concludes with top prizes going to projects on cancer-fighting quantum dots, quantum computer algorithms and computer programming.
- Planetary Science
Martian moon probably pretty porous
Phobos may be a mass of rocky rubble, not a captured asteroid.
- Space
Planets in nearby system are off-kilter, measurements show
New observations shatter the notion that other planetary systems have the same flattened, disclike arrangement of orbits that rings the sun.
