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2013 was the hottest year on record for Australia, but here in the U.S. it was just the 37th hottest, according to NOAA’s data. And the scientists said 2014 is likely to be warmer than 2013.

NASA is looking for a rock. It’s got to be out there somewhere — a small asteroid circling the sun and passing close to Earth. It can't be too big or too small. Something 20 to 30 feet in ...

Three years worth of NASA satellite imagery from space show an ancient lava field in the middle of the Sahara Desert.

This week, five asteroids will fly past Earth, close enough to be categorized as Potentially Hazardous Asteroids (PHAs).

A massive 190-foot asteroid, 2018 LE4, will make a close approach to Earth on June 7 at over 48,000 kilometres per hour.

During a House Committee on Space, Science and Technology hearing, experts discussed the state of NASA's planetary defense ...

The White House has withdrawn the nomination of billionaire entrepreneur and private astronaut Jared Isaacman to lead NASA.

NASA's risk scale ranks the likelihood of the ... A smaller asteroid struck Russia in 2013, and created a shock wave that injured 1,500 people and damaged thousands of buildings.

NASA astronauts Anne McClain and Nichole Ayers emerged around 9 a.m. Thursday, May 1 for the fifth-ever all-female spacewalk.