SpaceNASA probe shows how solar burps may have stripped Mars of water The MAVEN orbiter is trying to figure out why the Red Planet lost all its water – and a massive solar flare in March could help News
Top astronomers must take the lead in fight against sexism As astronomer Geoff Marcy quits over sexual harassment complaints, it's time for those at the top of the field to ensure women feel welcome, says Christina RicheyComment