Uncategorized
- Genetics
Genetic variants may keep Siberians warm
People in frigid cold evolved changes in fat metabolism, shivering.
- Environment
Mercury contamination in California to last 10,000 years
Toxic remnants of gold rush will seep into San Francisco area waterways for millennia.
- Genetics
Reprogrammed stem cells may mirror embryonic ones after all
Donor genetics may explain why the two cell types vary.
- Health & Medicine
Gene links smoking, multiple sclerosis
Smokers with genetic variant face tripled risk of MS.
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- Physics
Material looks cool while heating up
Substance that tricks infrared camera could pave the way for new types of camouflage and heating technology.
- Astronomy
Oort cloud tosses astronomers a cometary curveball
In late November, ISON will deliver debris from the dawn of the solar system to Earth’s doorstep.
- Chemistry
Water squishes into stable shapes, no container required
Nanoparticles lock together to hold water in place for more than a month.
- Life
Scorpion venom kills pain in mice
Toxin works with nerve proteins to block distress signals’ journey to brain.
- Animals
Common pesticides change odds in ant fights
Species’ combat success can rise or fall after repeated exposure to a common neonicotinoid insecticide.
- Psychology
Groups recall travel details better than loners
Small teams of people can recite key information from public announcements better than any one person.
- Neuroscience
Brain stimulation restores movement in rats with spinal cord damage
Implanted electrodes might help paralyzed humans walk.
