As Omicron spreads, some experts are calling for a switch to saliva-based tests, which may detect infections days earlier than nasal swabs do. Source
Technology
This New Liquid Is Magnetic, and Mesmerizing
Lodestone, a naturally-occurring iron oxide, was the first persistently magnetic material known to humans. The Han Chinese used it for divining boards 2,200 years ago; ancient Greeks puzzled over why iron was attracted to it; […]
Technology
Who Will Win the ‘Genius Dog Contest?’ Watch the Competition Begin
Scientists in Hungary are streaming experiments with dogs that know many words, featuring them in a contest of canine intelligence. Source
Technology
Key takeaways from Week 10 of the Elizabeth Holmes trial.
This week, the main witnesses at the fraud trial of Elizabeth Holmes, the founder of the blood testing start-up Theranos, were former lab directors who testified about some of the inner workings of the failed […]
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