Astrophysicist Shep Doeleman explains how capturing the first image of a black hole required a telescope the size of the world, and why the next goal is to create a movie.
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New Research Tests Whether AI Models Know Their Own Thoughts
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By injecting “thoughts” directly into large language models, researchers are trying to map out AI’s capacity for introspection.
Is There Anything Left in the Dream of Cold Fusion?
Dig a little deeper and you’ll find a thriving research program with exotic atoms that won’t solve the energy crisis but stretches the boundaries of physics.
A New Map of ‘Empty’ Space Challenges a Tranquil Picture of the Galaxy
For decades, astronomers treated the interstellar medium as a static backdrop to the goings-on of the universe. Now, a wave of 3D mapping is bringing the interstellar medium’s dynamic nature into focus.
How Spiders Spin ‘Silk Dope’ Into Nature’s Toughest Material
By probing its molecular structure, biologists are uncovering how a tangle of unstructured proteins turns into a strong, flexible fiber.
How Voting Is Like a Klein Bottle
A new topological model connects a centuries-old voting paradox to a surface with no distinct inside or outside.
See Inside Cells Like Never Before in These Vivid Microscopic Images
Winning entries in the 2026 Nikon Small World competitions reveal the hidden interactions that govern everyday life.
AI Proved the Quasi-Riemann Hypothesis. What Happens Now?
Unlike other recent AI proofs, this one has been unpacked by human experts. The implications, one mathematician said, are “staggering.”
He Wants AI Benchmarking To Be a Science, Not a Dark Art
Moritz Hardt, author of a new book on benchmarks, believes these “standardized tests” for artificial intelligence are fundamentally broken — but not unfixable.
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