Stashed in: Science!, Hip Hop, Best Videos, @alyankovic, @neiltyson, G4!, Music Videos, Rap, Epic!
Yes, that's Weird Al Yankovic as Isaac Newton.
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The "We got a badass over here" meme is actually from a video of Neil deGrasse Tyson talking about what an actual badass Newton was:
(gif is from 1:30)
Density of Liquids illustrated.
Cat fights its reflection
Insane jump off 5th story roof into a pool
Natalia Jimenez dancing gif