News
- Health & Medicine
Genes linked to colon cancer take sides
Cancers on opposite sides of the colon are genetically distinct and should be studied and treated as separate entities.
- Health & Medicine
Herbal therapy may carry cancer danger
An herbal extract that some women use to relieve symptoms of menopause increases the likelihood in mice with breast cancer that the disease will spread.
- Health & Medicine
Keeping breathing steady and safe
Scientists may have found a way to avoid the lowered breathing rate that comes from treatment with morphine or other opiate-based narcotics and anesthetics.
- Astronomy
Dusty times on Mars
On July 1, a dust cloud emerged from Mars' Hellas Basin, and 3 days later it had become 1,800 kilometers wide, roughly one-fourth the Red Planet’s diameter.
