Researchers at Carnegie Mellon University have made a swallowable capsule robot that they can anchor to specific spots in the gut. In the center of the capsule robot rests a leg; the transparent polymer elastomer footpad is visible. The footpads are covered with oil-coated micropillars that stick to tissue without damaging it.
Why China is still obsessed with disinfecting everything
Most public health bodies dealing with covid have long since moved on from the idea of surface transmission. China’s didn’t—and that helps it control the narrative about the disease’s origins and danger.
Anti-aging drugs are being tested as a way to treat covid
Drugs that rejuvenate our immune systems and make us biologically younger could help protect us from the disease’s worst effects.
These materials were meant to revolutionize the solar industry. Why hasn’t it happened?
Perovskites are promising, but real-world conditions have held them back.
A quick guide to the most important AI law you’ve never heard of
The European Union is planning new legislation aimed at curbing the worst harms associated with artificial intelligence.
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