HackerTube / Video
What Everyone Gets Wrong About Gravity
Veritasium
Veritasium explains, with expert input, that in general relativity gravity is not a force and objects follow straight paths through curved spacetime, including why standing on the ground means you are accelerating.
HN links it as a go-to intuitive explanation whenever gravity as spacetime curvature or free fall comes up.
13 Hacker News mentions · 2020–2025