Long, long ago, some of the first dinosaurs walked the Earth. But scientists have not known with any confidence where those initial dino prints were made. Much more recently, hikers stumbled

The biggest scientific satellite ever built in Europe, the XMM-Newton observatory has been orbiting Earth for a decade - with its mirrors capturing X-ray images from across the Universe.

"As Sherlock Holmes said, eliminate all other factors and the one that remains must be the truth. The list of possible sources of methane gas is getting smaller and excitingly, extraterrestrial life still remains an option.

Looking ahead to the future, there is no reason why such a freeze shouldn't happen again -- and in ironic fashion it could be precipitated if ongoing changes in climate force the Greenland ice sheet to suddenly melt, scientists say.

After waiting years for the sun to illuminate Saturn's north pole again, cameras aboard NASA's Cassini spacecraft have captured the most detailed images yet of the intriguing hexagon shape crowning the planet.

On Tuesday evening, December 8th, thousands of physicists around the world cheered as CERN's Large Hadron Collider (LHC) smashed together subatomic particles at the highest energies ever reached by a human-made accelerator and the giant ATLAS detector obs

There is more to the snowflake than its ability to delight schoolchildren and snarl traffic.

The Sea Shepherd's new futuristic weapon in its war against whaling set sail for southern waters this afternoon.

Cambridge University geneticist Aubrey de Grey has famously stated, "The first person to live to be 1,000 years old is certainly alive today ...whether they realize it or not,

Billionaire Richard Branson's latest creation met the press today in the California desert. Branson and legendary designer Burt Rutan, whose SpaceShipOne won the $10 million Ansari X-prize for reaching suborbital space five years ago, unveiled SpaceShip..