Physicists rediscover a discarded theory to solve a mystery of how glass damping sound
For about half a century, physicists have puzzled over vibrations in glass at low temperatures. The reason: Glass carries sound waves and vibrations differently than other solids—it "vibrates differently." But why? And how can the propagation of so.....»»
Wordle Today: Wordle answer and hints for September 17
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NYT Strands today: hints, spangram and answers for Tuesday, September 17
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Scientists Crack a 50-Year Mystery to Discover a New Set of Blood Groups
We now know why some blood is missing a key antigen—leading to the creation of a new blood-grouping system. Experts believe even more discoveries are on the way......»»
Video: Why Canadian trash costs $30,000 per gram
How do you turn nuclear waste into a $30,000-per-gram commodity? Tritium, once discarded as a by-product of Canadian nuclear reactors, is now one of the most expensive materials on Earth. This rare isotope of hydrogen powers glow-in-the-dark keychain.....»»
"Easy, convenient, cheap": how single-use plastic rules the world
Each year the world produces around 400 million tonnes of plastic waste, much of it discarded after just a few minutes of use......»»
Wordle Today: Wordle answer and hints for September 16
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NYT Strands today: hints, spangram and answers for Monday, September 16
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"Ecocide" on Easter Island never took place, studies suggest
Two recent studies have cast doubt on a popular theory that the ancient residents of Easter Island suffered a societal collapse because they overexploited their natural resources, an event often labeled one of history's first "ecocides"......»»
Wordle Today: Wordle answer and hints for September 15
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NYT Strands today: hints, spangram and answers for Sunday, September 15
Strands is a tricky take on the classic word search from NYT Games. If you're stuck and cannot solve today's puzzle, we've got help for you here......»»
Can AI talk us out of conspiracy theory rabbit holes?
New research published in Science shows that for some people who believe in conspiracy theories, a fact-based conversation with an artificial intelligence (AI) chatbot can "pull them out of the rabbit hole." Better yet, it seems to keep them out for.....»»
Saturday Citations: Permian-Triassic mystery solved; cute baby sighted; the nine-day 2023 seismic event
This week, a billionaire made a spacewalk, archaeologists found a new, isolated Neanderthal lineage and the James Webb Space Telescope revealed the extreme outskirts of the Milky Way. And a few other things happened:.....»»
Wordle Today: Wordle answer and hints for September 14
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NYT Strands today: hints, spangram and answers for Saturday, September 14
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Early dark energy could resolve cosmology"s two biggest puzzles
A new study by MIT physicists proposes that a mysterious force known as early dark energy could solve two of the biggest puzzles in cosmology and fill in some major gaps in our understanding of how the early universe evolved......»»
Energy transmission in quantum field theory requires information: Research finds surprisingly simple relationship
An international team of researchers has found a surprisingly simple relationship between the rates of energy and information transmission across an interface connecting two quantum field theories. Their work was published in Physical Review Letters.....»»
Generating spin currents directly using ultrashort laser pulses
An international team of physicists has found that it is possible to generate spin currents directly using certain kinds of ultrashort laser pulses. In their study, published in the journal Physical Review Letters, the group used a linearly polarized.....»»
Wordle Today: Wordle answer and hints for September 13
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NYT Strands today: hints, spangram and answers for Friday, September 13
Strands is a tricky take on the classic word search from NYT Games. If you're stuck and cannot solve today's puzzle, we've got help for you here......»»
AI chatbots might be better at swaying conspiracy theorists than humans
Co-author Gordon Pennycook: "The work overturns a lot of how we thought about conspiracies." Enlarge / A woman wearing a sweatshirt for the QAnon conspiracy theory on October 11, 2020 in Ronkonkoma, New York. (credit: Stephanie.....»»