Science, Maths & Technology
Does it snow on Mars?
...study - and photographic evidence - suggests that sometimes it snows on the Red Planet. Dave Rothery explains how...[Frosty Gullies on the Northern Plains of Mars] This image, acquired on April 11, 2015, by the High Resolution Imaging Science Experiment (HiRISE) camera on NASA's Mars Reconnaissance Orbiter, shows frost in gully alcoves in a crater on the Northern plains....