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Do Aliens Exist?

Tumble Science Podcast for Kids

00:00

The Drake Equation - Eventually Given Enough Time

It's tempting to say that given enough time, a species capable of building machines and radios and spaceships would evolve. But we've got no way of knowing whether that's fast or slow or anything else. Maybe aliens were looking for us billions of years ago when we were still like little single-sled life forms. We'll just never know. Unless we get a message from them like now.

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