Delegates agree to establish Indigenous subsidiary body at COP16 biodiversity summit in Colombia
Negotiations stall over some crucial issues on final day of UN biodiversity summit in Colombia
'Boo Deng' steals the show at NASA JPL's annual pumpkin carving contest (photos)
China's Shenzhou 19 astronauts take the reins of Tiangong space station (video)
'Alien signal' sent from Mars decoded by father-daughter team
41 million digits later: Inside the quest to uncover a record-breaking prime number
Satellites watch devastating floods in Spain from space (photos)
Aging spacecraft starts up a radio transmitter it hasn’t used since 1981 from 15 billion miles away
