Why the biggest airport hangars aren’t for planes

The biggest airport hangars are reserved for ground vehicles that have a 17-ton chassis and twin 16L engines. They’re built to shunt a fully loaded jet—40 times heavier than they are—around the airport. (3:50)

Latest Videos

Preview thumbnail for video'Why the U.S. military pushed $10 million worth of helicopters overboard
Why the U.S. military pushed $10 million worth of helicopters overboard (2:05)
Preview thumbnail for video'Rare color footage of World War II Navy hazing rituals
Rare color footage of World War II Navy hazing rituals (2:28)
Preview thumbnail for video'Boeing's fixation with flight made him a millionaire
Boeing's fixation with flight made him a millionaire (2:16)
Preview thumbnail for video'Actual combat footage of the Battle of the Philippines Sea
Actual combat footage of the Battle of the Philippines Sea (3:25)
Preview thumbnail for video'These women stepped in to fill a World War II pilot shortage
These women stepped in to fill a World War II pilot shortage (1:58)
Preview thumbnail for video'When Air Traffic Control realized a 9/11 flight was gone
When Air Traffic Control realized a 9/11 flight was gone (3:25)
Preview thumbnail for video'The wise U.S. tactic used to win the Battle of Midway
The wise U.S. tactic used to win the Battle of Midway (3:02)
Preview thumbnail for video'This SEAL dog prevented a deadly disaster
This SEAL dog prevented a deadly disaster (4:00)
Preview thumbnail for video'A rare glimpse of pre-war Army life in color
A rare glimpse of pre-war Army life in color (2:26)