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Kardashev Scale: The Kinds of Alien Civilizations in Our Universe - https://en.wikipedia.org/wiki/Kardashev_scale - http://futurism.com/images/kardashev-scale-the-kinds-of-alien-civilizations-in-our-universe/

Kardashev Scale: The Kinds of Alien Civilizations in Our Universe - https://en.wikipedia.org/wiki/Kardashev_scale - http://futurism.com/images/kardashev-scale-the-kinds-of-alien-civilizations-in-our-universe/

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history of atomic theory - Google Search

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Einstein's Theory of Relativity Explained  [by SPACE -- via #tipsographic]. More at tipsographinc.com

Einstein's Theory of Relativity Explained [by SPACE -- via #tipsographic]. More at tipsographinc.com

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från the Guardian

Schemochromes: the physics of structural plumage colors

I love talking about the electromagnetic spectrum. There is so much more to it than visible light... and electromagnetic radiation is so darned useful.

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från Frugal Fun For Boys and Girls

How Strong is Spaghetti? STEM Challenge for Kids

How Strong is Spaghetti? STEM Challenge for Kids! Create tests to investigate the strength of spaghetti.

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fourier transform - Google Search

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https://s-media-cache-ak0.pinimg.com/originals/b6/8d/b9/b68db978dfd3d4bba10754057019e738.jpg

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Light is energy that can take on many forms. Radio waves, microwaves, infrared, visible, ultraviolet, X-ray and gamma radiation are all different forms of light. (Illustration: NASA/CXC/M.Weiss)

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Pascal's law and mechanical advantage

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