Science

Uber has recorded the first operating profit in its history, after trips rose by more than a fifth in the last year. The American company, best known for its ride-hailing app, recorded pre-tax earnings of $326m (£255m) from its operations after a rise in demand led to 22% more trips booked on the platform in
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San Francisco’s Department of Building Inspection has said it is investigating a giant flashing X on top of Twitter’s headquarters, amid a series of complaints. People based in the area complained about intrusive lights, with video circulating on social media showing the X sign emitting a blinding white pulsing light, particularly affecting a high-rise building
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A long-time Twitter user has given up the @X username following Elon Musk’s controversial rebrand. “Alls well that ends well,” said the account, which now goes by @x12345678998765. It has been on the platform since March 2007, less than a year after Twitter‘s initial launch. The account is based in San Francisco, California, the same
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Researchers have identified the top exercises for lowering blood pressure – and they’re the ones that don’t involve moving at all. Isometric exercises – those that require engaging muscles without movement, such as wall sits and planks – provided the best results for bringing blood pressure down, a new study suggests. Cardio, resistance training and
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