Earth & Space

German skywatcher Jens Hackmann captured some video footage of the Space Shuttle 'Discovery' during its final mission as it dumped some of its more unsavory cargo before reentry.

To help combat the growing concern of space debris in orbit around Earth, NASA is pondering the construction of a giant laser that could help knock potentially harmful chunks of debris from the sky.

If new research by a team of biologists is to be believed, then human beings may not be the only creatures on Earth that refer to each other by a proper name.

With all the hoopla over the final flight of the Space Shuttle Discovery, it kind of went unnoticed that in completing their mission, Discovery installed the final section of the International Space Station.

The earthquake that struck the coast of Japan in early March shifted Earth's rotation to the point where it actually shortened days -- by a microscopic amount.

Take a good, long look at this incredible panoramic image of the undisturbed (apart from the rover) surface of Mars.

A team led by UCLA's James Liao has developed a way to create a new, ecologically friendly substance that could serve as a more powerful and more efficient alternative to ethanol.

The Space Shuttle Discovery returned from the International Space Station, completing its 39th and final mission.

KOI 326.01, the planet scientists believed to be a candidate for "Earth-like" planetary status, now appears to not be so much "Earth-like" thanks to a calculation error.

One of the latest images captured by the Cassini satellite highlights three of Saturn's moons.