https://apnews.com/59fc0b878fff4343b20fa7d97b4feec4

BOSTON (AP) — If you've ever watched a YouTube video of a Boston Dynamics robot , you probably remember it. But you may not know what the videos leave out.

Millions of people have watched the humanoid Atlas jogging through a field , or the intimidating, 6.5-foot-tall Handle zip back and forth swiftly (and ominously) on wheeled legs. Then there's the dog-like SpotMini dexterously opening a door — a machine so unsettling it inspired a nightmarish episode of the TV show "Black Mirror" last year.