At high doses, cosmic rays can tear through DNA molecules and damage biological tissue. Prolonged exposure to cosmic ...

New discoveries by NASA's Curiosity Mars rover may not only explain why the Red Planet is a dry, lifeless desert, but that it ...

NASA’s Curiosity Rover continued its investigation of Mars with a mix of scientific observations and geological analyses. As ...

The new images taken by NASA’s Curiosity Mars rover raises fresh questions about how the Martian surface was changing ...

The more scientists study the Red Planet, the more they find unusual objects and patterns scattered across Mars' surface. As ...

Beyond plans to return astronauts to the moon for the first time since the Apollo Era, NASA and other space agencies have ...

Aug. 6, 2012 — -- Curiosity, NASA's $2.5 billion Mars Science Laboratory rover, has made a safe landing on the surface of the red planet after an eight month, 352-million-mile journey.NASA ...

NASA shared: "NASA's Curiosity Mars rover has never been camera shy, having been seen in selfies and images taken from space. But on Feb. 28 - the 4,466th Martian day, or sol, of the mission ...

NASA’s Curiosity rover appears as a dark speck in this contrast-enhanced view captured on Feb. 28 by NASA’s Mars Reconnaissance Orbiter. Trailing Curiosity are the rover’s tracks, which can ...

The 360-degree panorama shows the low-ridge boxwork pattern of Mars' landscape, with Curiosity's tire tracks in the center of the image and the "Texoli" butte in the back right.

By discovering carbonate rocks, NASA's Mars rovers may have unlocked the key to understanding the fate of the Red Planet's ...

Mars is generally regarded as a place that can't support life, but new research sheds light on how the Red Planet evolved into the barren, inhospitable world we see today.