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See video 3D Desktop - BumpTop 1.0

BumpTop is a 3D desktop that is more like a real desk, enabling you to organize your documents more intuitively.

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See video The Science of Overpopulation

The world's population is growing at around 1.1% per year. By 2050 we should have around 9.3 billion people.

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See video The Physics of Watchmen

Prof. James Kakalios added a physics perspective to the movie Watchmen, and explains the quantum mechanics behind the superpowers of Dr. Manhattan. Prof. Kakalios is an expert on the physics of superheroes

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See video Narwhals - toothed whales (National Geographic)

Narwhals are a unique species of whales with a large horn or tusk that is actually an overgrown tooth. No one yet knows what the purpose is of this horn.

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See video Kim Peek - The Real Rain Man

Kim Peek was a megasavant with photographic memory and was the inspiration for the movie Rain Man, in which he was portrayed by Dustin Hoffman. He died of a heart attack on 19 December 2009 aged 58.

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See video Why is it Dark at Night?

Why is space dark? If we lived in an infinite, unchanging universe, the entire sky would be as bright as the sun.

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See video Earth-Rise and Earth-Set seen from moon orbit

Earth rise and set seen at a distance of about 380,000 km from the Moon by Kaguya HDTV Cam.

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See video Rare footage of the Goblin Shark

The Goblin shark is a deep-sea shark and is therefore rarely seen. This shark was discovered in Japan.

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See video Ken Robinson - Changing Education Paradigms

Excellent animation adapted from Sir Ken Robinson's talk at RSA.

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See video Doodling in Math Class: Infinity Elephants

Various fascinating mathematical doodles. Step 1. Drawn any shape. Step 2. Draw the biggest circle you can within this shape. Step 3. Draw the biggest circle you can in the space left.

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See video Cloud gravity waves

Gravity waves (not to be confused with gravitational waves) are waves generated at the interface between two media, for example the ripples created by a rock thrown into a pond. In the atmosphere, it is the result of air rising and sinking, gradually moving back towards its equilibrium point.

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See video Crazy Nuts - Impossible Object Optical Illusion

A simple but mind-boggling optical illusion of the impossible object type. This illusion shows two independently moving nuts that seem to defy the laws of geometry.

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