A helicopter buzzes four active volcanoes using camera gear that lets you change perspective mid-flight. ->

You can now sleep easy. The threat of the asteroid Apophis hitting our planet has been officially downgraded today. If the 1-in-45,000 odds of Apophis hitting Earth in 2036 weren't slight enough, then how about a tiny 1-in-250,000 chance? In other words, the 250 meter-wide piece of space rock has g...

Want to blow your mind? Watch this.

Our planet is sitting in the center of a swarm of asteroids, but until recently we didn't even know they were there.

We all know a cubed Planet Earth is physically impossible, but it sure makes for an interesting thought experiment.

The world will come to an end. In approximately 4 billion years time, when the sun has depleted its supply of hydrogen in its core, our nearest star will swell like a balloon when it starts to burn heavier elements, swallowing the planets of the inner solar system. Earth will be toast. However, thi...

There has been tons of Internet traffic in recent days about moviegoers supposedly getting all down in the dumps after watching the blockbuster sci-fi film "Avatar." Fans are enthralled by a beautifully created fantasy world of gentle blue-skinned aliens living on a Disneyesque moon. It is a true G...

A blast of solar wind is currently pummeling Earth's magnetosphere, sparking the strongest geomagnetic storm so far this year, producing some stunning aurorae.