Because of the way flights are routed, pilots are sometimes able shave a few minutes from a flight plan while in the air. Learn why just flying faster wouldn't work in this episode of BrainStuff, based on this article: https://science.howstuffworks.com/transport/flight/modern/do-pilots-make-up-time-in-air.htm

Where Do Butternut Squash Come From?
10:07

How Did the Great Stink of London Work?
12:10

BrainStuff Classics: How Do Blue Whales Work?
08:41