Science

More elderly Americans are choking to death. Are these devices the answer?

More elderly Americans are choking to death. Are these devices the answer?

It was the scariest choking incident David Palumbo had ever seen. The 88-year-old man had been dining at a Providence, Rhode Island, Italian restaurant in September 2019. Now he was unconscious, with a piece of bread lodged in his windpipe. Precious minutes went by as first responders were unable to help him with CPR or the Heimlich maneuver. In an …

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The Structure of Ice in Space Is Neither Order nor Chaos—It’s Both

The Structure of Ice in Space Is Neither Order nor Chaos—It’s Both

Ice is a key component in the universe. There are frozen water molecules on comets, moons, exoplanets, and in your drink as you cool off from the summer heat. However, under the microscope, not all ice is the same, even though it is made of the same components. The internal structure of Earth’s ice is a cosmological oddity. Its molecules …

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Jurassic Fish Died from Choking on a Floating Creature

Jurassic Fish Died from Choking on a Floating Creature

A remarkable discovery of ancient fish fossils has revealed a chilling and unusual pattern: Tharsis, a now-extinct genus of ray-finned fish, may have met its end in the same tragic way. Analysis of fossilized specimens has shown that these carnivorous fish, which lived during the Jurassic period, frequently died with belemnites—large cephalopods—lodged in their gullets. This bizarre and fatal phenomenon …

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Researchers may have found first Mercury meteorites

Researchers may have found first Mercury meteorites

CNN  —  Researchers suspect that two meteorites found in the Sahara Desert in 2023 may originally have come from Mercury, which would make them the first identified fragments of the solar system’s innermost planet. The least studied and most mysterious of the solar system’s rocky planets, Mercury is so close to the sun that exploring it is difficult even for …

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A device or the Heimlich maneuver: What to do when someone is choking

A device or the Heimlich maneuver: What to do when someone is choking

NEW YORK (AP) — It was the scariest choking incident David Palumbo had ever seen. The 88-year-old man had been dining at a Providence, Rhode Island, Italian restaurant in September 2019. Now he was unconscious, with a piece of bread lodged in his windpipe. Precious minutes went by as first responders were unable to help him with CPR or the …

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How particle physics will continue after the last collider

How particle physics will continue after the last collider

Sign up for the Starts With a Bang newsletter Travel the universe with Dr. Ethan Siegel as he answers the biggest questions of all. Since the 1800s, energetic particles have probed the fundamental nature of matter. Rutherford’s gold foil experiment showed that the atom was mostly empty space, but that there was a concentration of mass at one point that …

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NASA Blasts X-59 Quiet Supersonic Mini Jet to Mach 1.4 in Tokyo Tunnel – SciTechDaily

NASA Blasts X-59 Quiet Supersonic Mini Jet to Mach 1.4 in Tokyo Tunnel  SciTechDaily X-59 Model Tested in Japanese Supersonic Wind Tunnel  NASA (.gov) In conversation with Kalea Texeira, National Training Program Manager at Federal Aviation Administration  alcircle NASA X-59 proves shockwave suppression for quiet supersonic flight in Mach 1.4 tests  Aerospace Global News Tiny Version of NASA Jet That’ll Go Supersonic With No …

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