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KEY TAKEAWAYS Food delivery giant DoorDash (DASH) posted a wider-than-expected loss for the first three months of the year amid moderating demand in its core U.S. restaurant market, sending its shares tumbling more than 12% in premarket trading Thursday morning.1 The company reported a first-quarter net loss of 6 cents a share, compared with the 3-cents-per-share loss Wall Street

The large language models behind AI chatbots are developing so rapidly that after eight months, a model only needs half the computing power to hit the same benchmark score – which is much faster than the rate at which computer chips improve The artificial intelligence models behind popular chatbots developing faster than Moore’s law, a

Batteries designed to run on oxygen from inside the body could last months or years before needing to be recharged or replaced, and might one day power everything from pacemakers to brain implants. Xizheng Liu at Tianjin University of Technology in China and his colleagues made their batteries from a sodium-based alloy and a porous form

A chair designed for gamers has been linked to reduced muscular stiffness and more wins for the players compared with a standard office chair. Joanne DiFrancisco-Donoghue at the New York Institute of Technology and her colleagues recruited 33 adults to play League of Legends, a popular online fantasy game, for two 2.5-hour sessions. In the first session,

As part of India’s transformation into a leading global economy, prime minister Narendra Modi has set a target for the nation to become one of the world’s five biggest computer chip manufacturers by 2029, from a base of almost nothing. With the rise of artificial intelligence and unstable geopolitics creating a global scramble to build domestic chip

Artificial intelligence is enabling India’s politicians to be everywhere at once in the world’s largest election by cloning their voices and digital likenesses. Even dead public figures, such as politician and actress Jayaram Jayalalithaa, are getting digitally resurrected to canvass support in what is shaping up to be the biggest test yet of democratic elections

AI models designed to create images from text descriptions can make optical illusions that look like different objects depending on how they are viewed. Daniel Geng at the University of Michigan and his colleagues made slight adaptions to an existing AI model to get it to make a range of illusions. Some appear to depict other