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reflection

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The simple, clever sensor behind automatic windshield wipers11:18

The simple, clever sensor behind automatic windshield wipers

1.8M views • 2 years ago
Technology Connections
Technology Connections explains how automatic windshield wiper rain sensors work, using an infrared light source and total internal reflection in the glass.
The 7 Habits of Highly Miserable People6:06

The 7 Habits of Highly Miserable People

14.7M views • 9 years ago
CGP Grey
CGP Grey's sarcastic animated video adapted from the book How to Be Miserable, listing habits that reliably make people unhappy. By inverting the advice, it shows what to avoid and prompts reflection on goals and routines.
Gender Neutral Pronouns: They're Here, Get Used To Them3:49

Gender Neutral Pronouns: They're Here, Get Used To Them

4.6M views • 13 years ago
Tom Scott
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.