single answer

A NASA video on the 29 days after the James Webb Space Telescope's launch, when thousands of parts must deploy in sequence on the way to its destination a million miles away.

Oracle Red Bull Racing follows a single front suspension bolt through its life, from sketch and drawing through machining, testing, assembly and racing.

Veritasium tells the story of how Shuji Nakamura and others made the blue LED, long thought nearly impossible. It covers the materials challenge of gallium nitride and the persistence it took.

An hour-long, carefully sourced video essay from Ahoy asking what counts as a video game and which one was truly first. It examines Tennis for Two, Spacewar, Pong, the Brown Box and a 1947 CRT device.

hbomberguy's long video dissects the anti-vaccine movement, analyzing Andrew Wakefield's fraudulent MMR-autism study, the media's role and Wakefield's loss of his license. It combines detailed research with humor.

A Wendover Productions documentary-style video on how Zipline delivers blood and medical supplies by drone in Rwanda. It covers the catapult launch, parachute drop and the logistics behind it.