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EPISODE · Apr 5, 2026 · 13 MIN

Why Time Slows Down in Space

from Why Stuff Happens · host Bill Stevens

What if time is not as fixed as it feels? In Episode 6 of Why Stuff Happens, Hope explores one of the strangest truths in science: time can actually slow down in space. This episode breaks down the mystery of time dilation, Einstein's theory of relativity, high-speed space travel, gravity, black holes, and the surprising reason GPS only works because time does not pass equally everywhere. If you have ever wondered whether science fiction ideas about astronauts aging differently could be real, this episode gives you the answer in a clear, thought-provoking, and engaging way. In this episode, you'll discover: Why time is not the same everywhere How speed can slow down time How gravity bends time Why black holes make time even stranger How scientists have measured time dilation in real life Why your phone's GPS depends on relativity This is a mind-bending journey into one of the most fascinating ideas in modern physics. Subscribe to Why Stuff Happens and come back next episode for another mystery hiding inside everyday reality.

Episode metadata supplied by the publisher feed · Published Apr 5, 2026

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Why Time Slows Down in Space

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