The Concorde could fly from New York to London in about three hours, but was disruptively loud. Boom Supersonic is building a quieter version.

U.S. Surgeon General Vivek Murthy is calling for new warnings on alcohol products that are similar to the ones found on cigarettes.

The country has been hit by a blast of cold weather, with temperatures falling as low as minus 5C overnight amid forecasts of snow and freezing rain. Meteorologists had warned that temperatures ...

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