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Federated Learning Trains Models Without Pooling Data
Models can learn from many devices without their data ever leaving home.
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Adversarial Examples Expose a Fragility in AI Vision
Tiny, invisible tweaks can fool image classifiers into gross errors.
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Grid Cells Reveal the Brain’s Inner Map
The brain contains a coordinate system for navigating space.
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Closed-Loop Brain Stimulation Eases Severe Depression
A brain implant that responds to a patient's own signals treated stubborn depression.
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Sleep Consolidates Memory Through Nightly Replay
The sleeping brain rehearses the day to make memories last.
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Regenerating a Limb: Lessons From the Axolotl
A salamander that regrows lost limbs is teaching biologists about regeneration.
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Fast Radio Bursts Are Traced to Magnetars
Brief, brilliant flashes from deep space got a leading explanation.
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The Human Genome Gets a Y Chromosome at Last
The last and hardest human chromosome was finally sequenced end to end.
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Wormhole Dynamics Are Simulated on a Quantum Processor
Physicists used a quantum computer to study behavior analogous to a wormhole.
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The Atlantic Circulation Shows Signs of Weakening
A vast ocean current system that shapes climate may be slowing.