natural sciences
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New Dark Matter Detector Records Rare, High-Frequency Events
The disc-shaped resonator measures less than 2 centimeters across, yet the innocuous device is eavesdropping on spacetime. It’s a newly built acoustic wave resonator, and in its first 153 days of operation it detected a couple of events that researchers believe could be high-frequency gravitational waves, which have never been recorded before.
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This Tetris-Playing Game Boy Knockoff Runs on a Tiny Nuclear Generator
Although the Sega Game Gear seemed perpetually starved for fresh batteries, even the Game Boy had a strong appetite for Duracells and Energizers. Modern portables like the Switch simply need an overnight charge, but to ensure he can continue playing Tetris in a post-apocalyptic wasteland, Ian Charnas created a nuclear-powered handheld that needs no batteries…
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A Cheap Ozone Generator Might Help You Get That Foul Smell Out Of Your Car
Over the past few weeks we’ve looked at a fluid transfer pump that’s crucial for fluid changes in some vehicles, a magnetic drain plug remover that helps you change fluids without getting you covered in stinky gear oil, and a silicone tray that saves you time (and a few swear words) by keeping your tools…
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Astrophysicists Detect Black Holes and Neutron Stars Merging, This Time for Certain
A large collaboration of astrophysicists report they have made the first-ever confirmed detections of shockwaves produced by mergers between neutron stars and black holes. The detections, 10 days apart, represent two of these enormous cosmic unions.