In geometry, there are surfaces that do without an inside or outside—and some need at least four dimensions to exist ...
NASA's Nancy Grace Roman Space Telescope team has released detailed plans for a major survey that will reveal our home galaxy ...
Online prediction markets are allowing people to place bets on the outcomes of real-life wars. NPR's Ayesha Rascoe talks to reporter Matthew Gault about the rise of the practice and its consequences.
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