Chemistry of Spice Melange (from Dune)
14
votes
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Watch gravity pull two metal balls together
9 votes -
The spool paradox
4 votes -
Driver of the largest mass extinction in the history of the Earth identified
13 votes -
The FBI and CDC datasets agree: Who has guns—not which guns—linked to murder rates
8 votes -
When will the Earth try to kill us again: Most mass extinctions began with vast convulsions of Earth’s interior—can we detect that?
13 votes