Feb 19, 2013

U.S. scientists search for alien life — on Earth

Some U.S. scientists are helping search for evidence of alien life not by looking into outer space, but by studying some rocks right here on Earth. Some of the rocks are up to 3.5 billion years old. The scientists are looking for crucial information ...

Feb 7, 2013

Stress levels may be passed down to next generation

For the first time, genes chemically silenced by stress during life have been shown to remain silenced in eggs and sperm, possibly allowing the effect to be passed down to the next generation. The finding, obtained from detailed DNA scans in developing mouse eggs ...

Jan 26, 2013

Cuttlefish could be key to revolutionary camouflage technology

Cuttlefish are ugly-cute. With their big eyes, stubby tentacles and bulbous head, they look like creatures from an H.P. Lovecraft horror story. When they move forward, rippling their fins underneath their body, they resemble prehistoric flying saucers. And they hunt at night and are ...

DNA test reveals hair, eye color of dead

Jan 14, 2013

DNA test reveals hair, eye color of dead

A new DNA test can restore at least part of the identity of long-dead people who left no trace of their image, scientists reported Monday. The technique has revealed the hair and eye colors of unknown individuals slaughteredh by the Nazis and of a ...