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A science fiction novelist and an internet commenter made breakthroughs on a longstanding problem about the number of ways you can arrange a set of items. What did they discover?
Scientists seek a single description of reality. But modern physics allows for many different descriptions, many equivalent to one another, connected through a vast landscape of mathematical possibility.
What does John Nash’s game theory equilibrium concept look like in Rock-Paper-Scissors?
Gravitational waves have opened up new ways to test the properties of black holes — and Einstein’s theory of gravity along with them.