Clocks on Mars tick faster by about 477 microseconds each Earth day, a new study suggests. This difference is significantly ...

For the first time, scientists have mapped vast, continent-scale river drainage systems on Mars — ancient networks that may ...

CAPE CANAVERAL, Fla. — NASA has lost contact with a spacecraft that has orbited Mars for more than a decade. Maven abruptly ...

NASA has lost contact with one of its longtime Mars workhorses after the spacecraft abruptly stopped communicating. Maven was ...

Maven, an acronym for Mars Atmosphere and Volatile Evolution, abruptly stopped communicating with ground stations on Dec. 6.

NASA has lost contact with MAVEN, a spacecraft that has been orbiting Mars for more than 11 years and one of only three ...

NASA has lost contact with one its three spacecraft orbiting Mars, the agency announced Tuesday. Meanwhile, a second Mars ...

The search for past or present life should be the top science objective of future human missions to Mars, a new National ...

MAVEN has circled Mars for more than a decade, exploring the planet and relaying data from robots on the surface.

The last time Ars reviewed a Subaru Forester, it left us impressed. How about one with 40 percent better economy, in that ...

Earth's climate has swung between ice ages and warmer periods for millions of years, driven by subtle changes in our planet's ...

As humanity prepares to take its first steps on Mars, a comprehensive report released by the National Academies of Sciences, ...