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What is visible light?

Started by Noel Eastwood

What is the Tyndall effect?

Started by Jonathan Wesley Daugherty

The quantum particle - where is it?

Started by another_someone

What is the correct age of the Universe?

Started by Rosemary Nocera

Neutrino mass

Started by syhprum

Static on my TV screen

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The first electrons

Started by blakestyger


Started by syhprum


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