Why is the Sun Slowing Down?

Published 7 years ago in Science. Submitted by Geekster

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Schrödinger's Cat

Published 6 years ago in Science. Submitted by manro

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Aluminum and Mercury

Published 5 years ago in Science. Submitted by sux2bu

When mercury is added to aluminum, it forms an amalgam (a mercury alloy).
Aluminum is normally protected by a thick oxide layer, but the formation of the amalgam disrupts it. It allows fresh aluminum to react with air to form white aluminum oxide. As the oxide grows, it forms a…
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Is DNA the Future of Data Storage?

Published 8 years ago in Science. Submitted by manro

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How Entropy Powers The Earth (Big Picture Ep. 4)

Published 7 years ago in Science. Submitted by thundersnow

This video is about how we don't just need energy to power our lives, we need *low entropy* energy! This is also known as "free energy", and one way of thinking about entropy is as the lack of free energy. The sun provides us with useful, low entropy, energy in the form…
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