Buried glaciers have been spotted on Mars, offering new hints about how much water may be accessible on the Red Planet and where it is located, researchers said Thursday.

Rare images of the "world's ugliest pig" have been captured in Indonesia, researchers said Friday, offering a window into a little-known species believed to be on the brink of extinction.

New archeological research has shed fresh light on China's first emperor -- creator of the world-famous terracotta army -- and his quest for eternal life, state media reported.

A species of Mexican fish amasses in reproductive orgies so loud they can deafen other sea animals, awed scientists said Wednesday, calling for preservation of the "spectacle" threatened by overfishing.

A three-man space crew featuring American and Japanese rookie astronauts as well as an experienced Russian cosmonaut blasted off on Sunday for a six-month mission at the International Space Station. 

SpaceX's unmanned Dragon cargo ship docked on Sunday with the International Space Station, bringing supplies and experiments for the astronauts in orbit.

A step forward in the gene-editing technique known as CRISPR/Cas9 suggests some diseases like diabetes and muscular dystrophy may be reversible, according to research involving lab mice published Thursday.

NASA's Voyager 1 spacecraft -- cruising interstellar space billions of miles from Earth -- was back on the right track Friday thanks to thrusters that were fired up for the first time in 37 years.

Faeces appears to be as unique as fingerprints, according to New Zealand research released Sunday which could impact on the growing push towards personalized medicine and tailored treatments.

He is a tourist attraction worth travelling a long way to see -- Jonathan the giant tortoise is perhaps the world's oldest land animal, living in pampered luxury on the remote British island of St. Helena.