Signs of running water on Mars dunes are probably just dry sand
22 November 2017
The strange striped patterns that appear and fade away on Martian slopes were once thought to be evidence of flowing water – they’re actually made by dry sand
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Premium
Ocean-covered planets may not be the places to search for life
21 November 2017
Looking for life in the universe has often come down to a search for water on other planets. But water worlds may not make enough of the nutrients life needs
We got a good look at the interstellar asteroid and it’s weird
20 November 2017
Our first detailed glimpse at ‘Oumuamua, the interstellar asteroid that recently flew by Earth, shows it’s one of the weirdest asteroids we’ve ever seen
