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This Asteroid Is Getting Way too Close to Earth

By Jesus Diaz on at

This image was taken by the Arecibo Radar Telescope in Puerto Rico on April 2010. It shows an asteroid the size of an aircraft carrier on direct interception course with Earth's orbit. The arrival day: November 8. This is its trajectory.

NASA Researching Real-Life Tractor Beams

By Sam Gibbs on at

This one is straight out of the annals of Star Trek -- NASA wants to make tractor beams a reality using lasers. They want to trap and pull in small samples remotely, and its not quite as farfetched as it sounds.

Galactic Pac-Man Chomps Dots Across the Night's Sky

By Sam Gibbs on at

The universe is full of incredibly beautiful sights, but they're all designated with dull official codes like NGC 281. Thankfully some stargazers have a little imagination, and have nicknamed the nebula above after the original dot-chomper, Pac-Man. Can you see it?

Are Stars the Origin of Organic Life?

By Andrew Tarantola on at

Our Sun's energy is the source of all life on the planet, sure. But what if it was also the source of the first organic compounds that gave rise to life itself? A team of Hong Kong researchers believe they've proved just that.

NASA Launches Satellite to Predict the Weather

By Sam Gibbs on at

Today NASA launched its first weather and climate-forecasting satellite. It's designed to collect environmental data, monitor weather patterns, natural disasters and surface temperatures -- all in the aid of better weather and climate prediction.