
How Hans Bethe Stumbled Upon Perfect Quantum Theories
Quantum calculations amount to sophisticated estimates. But in 1931, Hans Bethe intuited precisely how a chain of particles would behave — an insight …
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In a global first, scientists control electrons with twisted light
Scientists have long used Gaussian beams to study how light interacts with matter. These beams resemble plane waves and rely mostly on dipole-active …
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Scientists Discover Potential Ozempic Rival That Could Help People Lose Weight With Less Nausea
Stanford Medicine researchers have identified a promising, naturally occurring molecule that could help people lose weight—without the nauseating …
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Loophole Lets Toxic Trojan Horse Chemicals Into Everyday Products
Polymers—very large molecules—are thought to be too big and inert to migrate out of products or into people and therefore pose no health risks. As a result, polymers are used in a variety of everyday products from clothing to cosmetics and have largely avoided regulation worldwide. For example, …
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Your Amazon Echo will start reporting to Amazon on March 28
Amazon is sending emails to let customers know that local requests will be turned off. Owners of the Amazon Echo have long had the option for the device to process requests locally, thereby keeping their information off of Amazon’s servers. That functionality is going away starting on March 28. The …
SpaceX Crew-10 mission makes it to the space station, greets Starliner astronauts
With floating hugs and smiles all around, the two NASA astronauts who crewed the ill-fated Boeing Starliner greeted their replacements aboard the International Space Station early Sunday morning. The SpaceX Dragon vehicle carrying the four spacefarers selected for a mission known as Crew-10 …
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Tesla Autopilot drives into Wile E Coyote fake road wall in camera vs lidar test
Tesla Autopilot drove into Wile E. Coyote-style fake road wall in the middle of the road in a camera versus lidar test. While most companies developing self-driving technologies have been using a mix of sensors (cameras, radar, lidar, and ultrasonic), Tesla insists on only using cameras. The …