The world’s largest radio telescope

The Atacama Large Millimeter Array, located in the Atacama Desert, is the product of a 20-year global effort by Europe, North America, and East Asia. With its 66 antennas sitting 16,400 feet above sea level, ALMA gives us an incredible view of the universe. (2:43)

Latest Videos

Preview thumbnail for video'This ex-trapeze artist made parachutes safer
This ex-trapeze artist made parachutes safer (3:02)
Preview thumbnail for video'A routine landing turns into every pilot's nightmare
A routine landing turns into every pilot's nightmare (2:34)
Preview thumbnail for video'Experts assess why this plane fell off a cliff
Experts assess why this plane fell off a cliff (2:24)
Preview thumbnail for video'Were lithium batteries the cause of this plane crash?
Were lithium batteries the cause of this plane crash? (3:11)
Preview thumbnail for video'Survivor shares terrifying moments before plane crash
Survivor shares terrifying moments before plane crash (3:15)
Preview thumbnail for video'How to tell if you're in for a bumpy plane landing
How to tell if you're in for a bumpy plane landing (4:00)
Preview thumbnail for video'1996 Brazilian flight crashes seconds after takeoff
1996 Brazilian flight crashes seconds after takeoff (3:24)
Preview thumbnail for video'This pressure suit helped pilots survive new heights
This pressure suit helped pilots survive new heights (3:59)
Preview thumbnail for video'What forensics tell us about this odd plane crash
What forensics tell us about this odd plane crash (3:25)