An international team of astronomers says it has managed to take the first direct visible-light spectrum from an exoplanet, providing a new tool to probe the nature of the "hot Jupiter" known as 51 Pegasi b.
You know that supervolcano in Yellowstone National Park? The one that, three times in the last 2 million years, spewed enormous amounts of ash over the North American continent? Scientists have discovered an enormous underground reservoir deep beneath the surface and have mapped it out for the...
When it comes to the stegosaurus, it might be very easy to tell the ladies from the gents. A new study of the dinosaurs’ ridges of fierce plates shows that males and females sported very different armor.
A blood test known as a "liquid biopsy" could help doctors track a shifty type of lung cancer without the need for invasive procedures, an international team of researchers says.
NASA’s Messenger spacecraft is about to end its mission with a bang. After spending more than four years and 4,100 orbits circling the closest planet to the sun, the satellite will crash into Mercury’s crater-pocked surface April 30.
A Mercury-like body smashed into a young Earth and gave our planet’s core the radioactive elements necessary to generate a magnetic field, a pair of Oxford geochemists say.
Tasting the air and testing the temperature, NASA’s Mars rover Curiosity has shown that there could potentially be salty water currently beneath the Red Planet’s surface.
It’s almost showtime, Ceres. NASA’s Dawn spacecraft has sent back the first images of the dwarf planet after spending about a month approaching from the mysterious little world’s dark side, officials at Jet Propulsion Laboratory said Friday.