corrections

Kurzgesagt addresses whether viewers can trust its videos, describing its research process and how it handles older videos with errors or overstated claims.

Tom Scott's correction video on his earlier claim that 18th-century insurance firefighters let uninsured buildings burn. After a historian looked into it, he concludes the story was wrong and explains how the error happened.

PBS Space Time explains the quantum eraser experiment, in which erasing which-path information appears to reverse causality in a double-slit setup. It discusses what this means for quantum mechanics.

Tom Scott argues that grammatical gender is a silly concept and that the singular 'they' is an established gender-neutral pronoun. The description carries later corrections and reflections he added in 2019.

Smarter Every Day host Destin Sandlin tries to hover a helicopter and finds it very hard. The video shows how the constant coordinated corrections across several control axes feel at first and how learning makes them automatic.