Mars

Mustardlike plants could be the first Earthlings to call Mars home if NASA decides to let them hitch a ride on the next rover

Asteroid and comet impacts could have destroyed some habitats for life while also creating new ones for bacteria

Astrobiologists hope that the detection of certain minerals on exoplanets by ever-more-sensitive space telescopes could indicate biochemical processes associated with life

A private spacecraft is planned to skim through the atmosphere of Mars to gather dust and return home, without the difficulty of landing

NASA-funded research found drawbacks to having extroverts on teams in isolated and confined environments

In 2012, I asked LeVar Burton (who comandeered the Scientific American website as guest editor on Wednesday) if he would join me on a trip across time and space, to another star.

The release of a long-awaited National Academy of Sciences report on the state and future of the US space program has triggered wide-reaching commentary on what it means to be space-faring.

A prestigious panel of scientists recommends sending humans to the Red Planet as the space agency's wisest long-range goal

Planetary geologists are set to narrow down a list of landing sites for a mission set for 2020

NASA’s Curiosity rover landed on Mars on August 6, 2012. Its primary goals were to gather geological and environmental data from the planet.

A medical trauma in microgravity presents a unique set of problems. A sealed dome could isolate a wound to prevent blood droplets from drifting into a victim’s eyes, nose and throat as well as allow an unobstructed view during medical treatment