Mars

The Opportunity rover passed the Apollo 17 moon buggy, which covered 22.21 miles back in 1972, but the Soviet Union still holds the international record

The surface of Mars changes all the time. Is flowing water one of the causes?

In his address to the National Academy of Sciences on their 150th anniversary, Pres. Obama expressed his support for the sciences as a fundamental part of American life in today's world

Rural electrification lags far behind moribund urban electricity supply in the struggling Caribbean nation

A newborn star's iron abundance foretells whether its gas giants face a violent future

At a recent scientific conference in Los Angeles, scientists explored the possibility of Mars being habitable, or even inhabited by microbes, in the present day

New observations by NASA's Curiosity rover suggest that microbial life could have survived on Mars in the distant past

The Curiosity rover's first drill-sample analysis at the Red Planet reveals clay minerals that formed in water that was slightly salty, evidence of an environment that could have once supported life

New studies assess the possibility of detecting biomarkers with planned ground- and space-based telescopes

NASA's Mars Reconnaissance Orbiter used radar to find the underground Martian channels

Although unlikely, there is a small chance the Comet Siding Spring, an estimated eight to 50 kilometers in diameter, could collide with Mars in October 2014

Planetary exploration is stuck in a Martian rut