The Day the World Changed Forever

What If: Science, Theory, and Possibilities · Apr 13, 2026 · 1h 14m

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What If is a mini-documentary web series exploring hypothetical worlds and possibilities. Join us on an adventure through time and space while we explain complex topics in a fun way.

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00:00:00: Countdown

00:00:05: What Happened Immediately After the Dinosaurs Went Extinct?

00:07:30: What If We Entered a New Ice Age?

00:13:51: Marathon: 12 Catastrophic Threats to the Universe

#whatif #dinosaur #beforehumans…