News
- Physics
New signs of shadow particles
The influence of as-yet-undiscovered heavy particles outside of today's prevailing theory of particle physics may have accelerated the rate at which subatomic muons wobbled in a recent experiment.
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Growth factors make an egg grow up
Scientists have identified growth factors that enable a female mammal's eggs to mature.
- Astronomy
Scoping out a stellar nursery
Penetrating a veil of dust, a space-based infrared observatory has recorded the most complete portrait ever taken of a star-forming region in a nearby galaxy.
- Health & Medicine
Vitamin D and multiple sclerosis
Women who consume little vitamin D develop multiple sclerosis at a rate about 50 percent higher than those who get lots of the nutrient.
- Archaeology
Lion skeleton found in Egyptian tomb
Archaeologists found the skeleton of a once-mummified lion at an Egyptian site dating to more than 2,000 years ago, confirming suspicions that lions were revered as sacred animals.
- Health & Medicine
Drug fails in autism study
In the most extensive test so far of its capability to treat autism, the controversial drug secretin has failed to help children with the neurological disorder.
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Insect receptor for sweat creates buzz
A sweat-sensing cell-surface protein allows female mosquitoes to target human skin.
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Hot or cold? Debate on protein heats up
Wasabi and horseradish trigger the same pain-signaling receptor on nerve cells.
- Materials Science
Nanotube implants could aid brain research
Electrically conducting carbon nanotubes could be the ideal material for probing the brain and treating neural disorders.
- Earth
Warming climate may slam many species
Expected increases in global temperature could eradicate from a sixth to a half of the plant and animal species across large areas of the globe, a new analysis suggests.
- Health & Medicine
Arsenic helps tumors, blood vessels grow
Rather than being a potential antitumor agent, arsenic may actually help a tumor's supporting network of blood vessels thrive.
