Friday, November 22, 2024

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Automatic bike transmission concept is wild and spiky—and could be a big shift

Enlarge / Haven Mercer's prototype front assembly for an automatic bike transmission. Haven Mercer reader comments 123 with...

COVID risk on planes was 1 in 1000 on a 2-hour flight at the beginning of the pandemic — and is probably higher now,...

Richard Baker/Getty Images MIT researcher Dr. Arnold Barnett said infection risk on planes is likely higher now than...

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