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As of 2015 there is no conclusive evidence that life on Mars exists or has ever existed, but scientists are hesitant to give a definitive answer without conclusive data. Most experts agree that it is theoretically possib... More »

www.reference.com Science Astronomy Space Travel

According to NASA, 7 billion years ago, Mars may have been an excellent place for microbes to live, but currently it cannot support life because the air is too thin and is comprised mainly of carbon dioxide. After drilli... More »

www.reference.com Science Astronomy Planets

Scientists have not yet proven that Mars can currently support life as we know it on Earth. Based on data from the NASA Exploration Rover, Mars may have been able to support life approximately 4 billion years ago. More »

www.reference.com Science Astronomy Planets
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NASA's Mars exploration program has turned up some evidence that the red planet may once have been at least partially habitable, though not necessarily for the kind of life forms an Earthling would expect to see on a hab... More »

www.reference.com Science Astronomy Space Travel

It's impossible to know from a practical standpoint, but many scientists believe it's theoretically possible for humans to cultivate an Earth-like environment on Mars. This process is known as "terraforming," a Latin-der... More »

www.reference.com Science Astronomy Space Travel

Holograms can help scientists virtually explore Mars as an immersive augmented reality experience, allowing scientists to effectively walk around a visual recreation of Mars's surface. This technological development, whi... More »

www.reference.com Science Astronomy Space Travel

The mission of Mars Exploration Rovers is to find the history of water and evidence of past life on the fourth planet from the sun. The U.S. National Aeronautic and Space Administration calls the rovers "robot geologists... More »

www.reference.com Science Astronomy Space Travel