News
- Earth
Toxic Leftovers: Microbes convert flame retardant
Bacteria can break down a common flame retardant into more-toxic forms.
-
Older but Mellower: Aging brain shifts gears to emotional advantage
The aging brain reorganizes in ways that foster emotional stability and a tendency to favor positive emotions over negative ones.
- Ecosystems
A Chronicle of Coasts: Study charts historical changes in seas, estuaries
New research compares the long-term ecological impact of human activities in estuaries and coastal seas on three continents.
- Animals
Fishy Reputations: Undersea watchers choose helpers that do good jobs
Coral reef fish use smart-shopper techniques of looking for satisfied customers before choosing a small fish to provide cleaning services.
- Health & Medicine
Proof of Protection: Condoms limit infection by cervical cancer virus
Condom use reduces a woman's risk of being infected with human papillomavirus and of developing precancerous growths on the cervix.
- Astronomy
Magnetic Thrust: Fields force matter into black holes
New observations confirm that magnetic fields provide matter with the last push to plunge into a black hole.
- Health & Medicine
Antidepressant drugs show link to diabetes
People taking antidepressant medication might be at increased risk of developing diabetes.
- Health & Medicine
New drugs reduce blood sugar
Two experimental drugs can lower blood sugar significantly in people with type 2 diabetes.
-
Three gene variants boost diabetes risk
Researchers have linked small variations in three genes to type 2 diabetes.
- Health & Medicine
Glucosamine isn’t at fault
The popular dietary supplement glucosamine doesn't cause insulin resistance, the precursor of type 2 diabetes.
- Health & Medicine
Coffee protects against alcoholic cirrhosis
A sobering cup of coffee could provide protection against cirrhosis, a liver-scarring disease common in alcoholics.
- Earth
Something’s fishy about these hormones
Synthetic steroids used to beef up cattle can impair reproduction in female fish and even give them macho physical traits.
