There's a lot more to it than you might think. Flying in airplanes is a case in point. You'd think that you could just find out the numbers—the odds—and that would be it. The annual risk of being killed in a plane crash for the average American is about 1 in 11 million.

How common is a plane crash?

Large commercial airplanes had 0.27 fatal accidents per million flights in 2020, To70 said, or one fatal crash every 3.7 million flights -- up from 0.18 fatal accidents per million flights in 2019. ... The second deadliest incident was the May crash of a Pakistan airliner crashed in May killing 98.

What is the most unsafe plane?