5,012 results
-
Metal in diet harms Colorado birds
Cadmium, a metal naturally present in south-central Colorado, concentrates at deadly levels in willow plants, poisoning the ptarmigan that rely on the plant during winter months.
- Health & Medicine
Carotid surgery stands test of time
Surgery to remove blockages from the carotid artery in the neck has lasting effects against stroke over several years and even provides some benefit when it's delayed.
- Health & Medicine
Protein protects rat brains from strokes
Neuroglobin, a protein related to hemoglobin, may protect the brain during strokes.
- Planetary Science
Martian Invasion
If all goes according to plan, three spacecraft—one in December, two in January—will land on the Red Planet, looking for evidence that liquid water once flowed on its surface.
-
A Matter of Taste: Mutated fruit flies bypass the salt
By creating mutant fruit flies with an impaired capacity to taste salt, researchers have identified several genes that contribute to this sensory system in insects.
- Health & Medicine
Hormone treats autoimmune disease
A medication combining the drug prasterone and hormone dehydroepiandrosterone, or DHEA, stabilizes or improves symptoms of lupus.
- Computing
Straining for Speed
Hitting fundamental limits on how small they can make certain structures within semiconductor transistors, chip makers are deforming the silicon crystals from which those transistors are made to eke out some extra speed.
- Animals
Where’d I Put That?
Birds that hide and recover thousands of separate caches of seeds have become a model for investigating how animals' minds work.
- Health & Medicine
Portrait of a cancer drug at work
Newly revealed protein structures show how a breast cancer drug functions.
-
What’s Worth Saving?
A fracas over a biological term could have huge consequences for conservation.
- Health & Medicine
Blood-cell transplants slow kidney cancer
A new transplant technique that uses blood transfusions from a sibling combined with decreasing doses of immune-suppressing drugs enables some patients to fight off advanced kidney cancer.
-
Nausea drug may aid alcoholism treatment
A drug that lowers the activity of serotonin and other chemical messengers in the brain may boost the effectiveness of psychological treatments for a severe form of alcoholism.
