Mars, Earth
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On Wednesday, Sotheby’s will auction off a chunk of rock believed to have originated on Mars for an anticipated two to four million dollars – a steal relative to the $28 million you would have dropped to experience a few fleeting minutes of zero gravity with Katy Perry.
As humanity sets its sights on long-duration missions to the moon, Mars, and beyond, keeping astronauts healthy will be as critical as building rockets or habitats. A new paper appearing in npj Microgravity explores the possibilities of synthetic biology in accomplishing this.
A new map shows hidden Martian rivers stretching thousands of miles, offering fresh evidence of a warm, wet ancient Mars.
New discoveries by NASA's Curiosity Mars rover may not only explain why the Red Planet is a dry, lifeless desert, but that it may have been on an inevitable path to being a dead world despite being so similar to Earth.