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What do moiré patterns seen in optics, art, photography and color printing have to do with superconducting layers of graphene?
Pure, verifiable randomness is hard to come by. Two proposals show how to make quantum computers into randomness factories.
In just three pages, a Russian mathematician has presented a better way to color certain types of networks than many experts thought possible.
Decades after the landmark proof of Fermat’s Last Theorem, ideas abound for how to make it even more reliable. But such efforts reflect a deep misunderstanding of what makes the proof so important.
The universe of problems that a computer can check has grown. The researchers’ secret ingredient? Quantum entanglement.
A little high school geometry can help you understand the basic math behind movie recommendation engines.