EARTH

With the small near-Earth asteroid flyby on Feb. 15 and the meteor that broke apart over Russia on the same day, space objects crashing into Earth is a hot topic. To protect the earth, scientists have created a hypothetical asteroid defense system using lasers.

The mid-air explosion of a meteor over Russia echoes another extraterrestrial encounter that occurred more than a century ago known as the Tunguska Event.

A meteorite burst above the Ural Mountains in central Russia on Friday, showering debris over the region and injuring more than 400 people, local media reported.

More than 500 people were injured when a meteor shot across the sky and exploded over central Russia on Friday.

2012 DA14 will pass within 17,200 miles of Earth's surface on Friday -- a distance more than twice the diameter of our planet.

A very large asteroid is set to fly by Earth on Feb. 15, one day after Valentine's Day. The asteroid will not hit Earth but will pass by incredibly close and could be a record for an asteroid of this size, NASA reported.

It was too late to save her, but the U.N. Human Rights Commission condemned the burning of a young woman as a witch.

Illegal exchanges of Mozambique timber to China threaten to hamper development in the former, one of the poorest countries on Earth.

An asteroid is about to give Earth a record-breaking close shave, as it comes closer to the planet than any asteroid has before -- even closer than many satellites.

Zlatomir Ivanov, 44, was formerly a member of Bulgaria’s counterterrorism squad.

Scientists found bacterial and fungal cells in the air four to six miles above the Earth's surface.

The 20th summit of the African Union came to a close in Addis Ababa, Ethiopia with most problems unresolved.

Several of China's cities continue to register hazardous toxic air pollutant levels. But what is it like to live in these conditions?

Almost one-third of the continent’s entire population currently lives in just three states: Nigeria, Ethiopia and Egypt.

Russia's defense industry is growing, thanks mostly to increasing sales in Southeast Asia, Africa and the Middle East.

High pollution levels lead to 3,200 premature deaths annually in the bustling, affluent metropolis.

A massive sun eruption has sent solar particles hurtling toward Earth. While not harmful, these particles could cause a geomagnetic storm and enhance the Northern Lights display during the week.

Astronomers in Chile have just released an amazing new photograph of cosmic “bullets” traveling through the Orion Nebula at super speeds.

A new high-definition live stream of Earth images captured in space will be launched this fall. UrtheCast users will be able to get an unprecedented glimpse of life on Earth with a view that’s out of this world.

Observations taken during the asteroid’s flyby this week have helped to rule out an apocalyptic scenario on Easter Sunday in 2036.

Greek efforts to clamp down on illegal immigration have resulted in a disturbing trend: tourists are sometimes targeted by officials.