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Mark Rober
1,878 followers
1,878 followers
About
Mark's posts

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Using nothing but an empty stadium, the scientific method and a lab coat, I investigate the most effective way to cheer for your team.

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I made 7 Super Soakers that shoot paint. Then challenged my niece and Nephews to battle in a pure white room. It didn't go well.

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We filled a swimming pool with 25 million Orbeez so I could settle an argument.

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I made the world's largest Nerf gun to defend my honor.

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I'll be deleting this video in 7 days.

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Using 1500 water balloons and a massive trampoline to accomplish my major life goal as an uncle.

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Seriously. THANKS YOU guys. Here's a highlight reel of my favorite bits of the past 4.5 years that we've collectively shared.

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Some helpful science if you ever find yourself face to face with a grenade :)

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I heart space but sometimes it can be hard to comprehend. I try to fix that in this video with junk you can find lying around your house. Also, if you’ve wondered how there could be a ninth planet that we’ve never noticed till now I try to clear that up too by demonstrating just how impossibly far away it is.
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