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Artificial Neural Nets Grow Brainlike Navigation Cells
Faced with a navigational challenge, neural networks spontaneously evolved units resembling the grid cells that help living animals find their way.
What Astronomers Are Learning From Gaia’s New Milky Way Map
A roundup of some of the most important discoveries gleaned so far from the Gaia space observatory’s new map of the galaxy.
How You Can Be a Less Politically Polarizing Person
Partisanship doesn’t just affect moral and perceptual judgments—even cold, quantitative reasoning can’t escape its pull.
Three Decades Later, Mystery Numbers Explained
Zeta values seem to connect distant geometric worlds. In a new proof, mathematicians finally explain why.
A Radically Conservative Solution for Cosmology’s Biggest Mystery
Two ways of measuring the universe’s expansion rate yield two conflicting answers. Many point to the possibility of new physics at work, but a new analysis argues that unseen errors could be to blame.
