Without Gravity... The Universe Would End

追加: 2026-05-17

[00:00:00]Have you ever seen anything fall upwards to the sky? For centuries, gravity seemed brutally simple. What goes up must come down. Then Sir Isaac Newton gave humanity its first rule book. He said that gravity is an invisible force pulling together any and all objects that have mass. A fundamental law that governs our universe. It's the only reason your feet stay glued to Earth instead of drifting off into space.

[00:00:32]Without gravity, our universe may not even exist.