3 days ago
A NASA rover has recorded evidence of lightning on Mars for the first time, its microphone picking up the sounds of tiny "zaps" whipped up by the dust storms constantly sweeping across the planet. Scientists have long debated whether electrical discharges could be sparking in the dusty and little-known Martian climate – but proof has been hard to come by. It turns
6 months ago
7 months ago
8 months ago