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If you could tell your 13 year old self something what would it be? (1 comment)

Is there such substance as red mercury ? (1 comment)

How long did madame curie work with Radium before she died from it. (1 comment)

The Chernobyl radiation powerplant disaster in Ukraine in 1986, What part of the body was most at risk to the (1 comment)

This science cake. Can I have more details??? (1 comment)