There is sound in space, thanks to gravitational waves
Ethan Siegel

A very old joke. Perhaps dating to the origin of Homo sapiens.

How do you know a human being is lying?

Old answer:

His or her lips are moving.

May 12, 2017 new answer:

He or she is posting a video with cheesy music and special effects claiming to explain the deepest riddles science.

Causing me to think:

sort of

There are some things that the Big Bang did not want us to know.

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