The Earth's wandering continents can't be fully explained by a layer of partially molten rock about 22 to 75 miles underground, NASA scientists say - something else must be contributing.
Scientists studying images of the giant asteroid Vesta are working to explain the existence of a number of bright spots.
X-ray and ultraviolet observations from NASA's Swift satellite have given new infoprmation about the origins of Type Ia supernovae.
Astronomers using NASA's Hubble Space Telescope have found several quasars acting as gravitational lenses, making it easier to study the galaxies in which they're contained.
NASA has debuted a new atlas and catalog of the infrared sky, including more than a half billion stars, galaxies and other objects captured by the Wide-field Infrared Survey Explorer (WISE) mission.
Is this a picture of a Death Star-type UFO refueling on the surface of the sun? Well, no.
General Motors and NASA have teamed up to create a powered robotic glove for use in space - and on the auto factory floor.
An analysis of meteorite samples has revealed that there's more than one way of building amino acids in space, raising the odds of life elsewhere.
Angry Birds has turned out to be one of the most popular titles in the history of video games.
Skywatchers along the eastern US should have a ringside seat for a new NASA experiment designed to shed light on the Earth's jet stream winds.
One of the biggest solar storms in years is engulfing the Earth, following two flares that erupted on Tuesday.
Since last July, NASA’s Dawn spacecraft has been orbiting the asteroid Vesta and transmitting gigabytes of images and other relevant data.
Astronomers studying Venus have spotted a type of space weather outburst called a hot flow anomaly (HFA), which causes a temporary reversal of the solar wind that normally flows right past.
The numerous faint stars that comprise the Antlia Dwarf galaxy - first discovered in 1997 - are more than four million light-years from Earth.
Astronomers analyzing data from NASA's Hubble Telescope have identified what seems to be a clump of dark matter left behind from a collision between massive clusters of galaxies.
Particles from comet 81P/Wild 2 brought to Earth in 2006 by NASA's Stardust spacecraft seem to indicate that Jupiter formed more than three million years after the formation of the first solids in our Solar System.
An investigation has revealed that a NASA laptop that was stolen last year had a lot of very important information.
Astronomers have been intrigued for years over the correlation between the mass of a galaxy's central black hole and the velocity of stars in a vast, roughly spherical structure known as its bulge.
An asteroid discovered last year could hit the Earth on 5 February 2040, says NASA - but really probably won't.
NASA's hoping to reorganize its budget to allow a trip to Mars by the end of the decade.