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The Skinny on Fat: Is Obesity in Our Genes?

Researchers have identified six genes that may play a role in our appetite and, as a result, in whether we're plump or thin. They report in Nature Genetics that the genes appear to affect brain activity that controls how much we eat, indicating that obesity, at least in part, may stem from behavior passed on from one generation to the next...

December 15, 2008 — Coco Ballantyne

Can brain scans read our minds?

Researchers at ATR Computational Neuroscience Laboratories in Kyoto, Japan,  say they've developed new analysis technology that can reconstruct the images inside a person's brain and display them on a computer screen, according to Pink Tentacle , an English-language blog that covers news from Japan...

December 12, 2008 — Larry Greenemeier

Four Europeans selected for epic Mars isolation study

A future manned trip to Mars would subject astronauts to any number of unpredictable hazards—an unprecedentedly complex launch and journey, bombardment by cosmic radiation, and, if sci-fi movies are to be believed, harassment from potentially unfriendly locals...

December 11, 2008 — John Matson

The biggest loser: Buying weight loss

Seems money trumps health when it comes to losing weight. A new study published in the Journal of the American Medical Association today found that people were more likely to stick to weight-loss programs if they were offered cash incentives...

December 10, 2008 — Coco Ballantyne

Dogs' Bark: Not fair! Study shows pups get jealous

Scientists have confirmed what pet owners have always suspected: our pooches may pout when they sense another pup is getting favorable treatment.

Researchers at the University of Vienna in Austria report today in the Proceedings of the National Academy of Sciences USA that dogs may be like our human best buds: they get jealous if they feel we're treating another dog better...

December 8, 2008 — Lisa Stein

Itching for treatments that scratching can't always soothe

WASHINGTON, D.C. — Scientists for years have been scratching their heads over the cause of itching. There were theories that it shared a nerve pathway with pain to the brain – and now comes news that different forms of itching apparently have their own neural routes...

November 18, 2008 — Gary Stix

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Science or SciFi?

Science or SciFi?

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