US agency says covid-19 may have leaked from lab – here's what to know

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2ND5P9N WASHINGTON, Feb. 15, 2023 (Xinhua) -- This video screenshot released by the U.S. National Transportation Safety Board (NTSB) shows the site of a derailed freight train in East Palestine, Ohio, the United States. About 50 Norfolk Southern freight train cars derailed on the night of Feb. 3 in East Palestine, a town of 4,800 residents near the Ohio-Pennsylvania border, due to a mechanical problem on an axle of one of the vehicles. There were a total of 20 hazardous material cars in the train consist, 10 of which derailed, according to the NTSB, a U.S. government agency responsible f

Ohio train derailment killed more than 40,000 aquatic animals

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Tiny throat mic can detect and broadcast silently mouthed words

A small patch worn on the throat can pick up even silently mouthed speech and broadcast it, which could help some people who are unable to speak

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