Donut Lab has published a new independent test claiming its battery reached an energy density of 409 Wh/kg and 805 Wh/L, the first energy-density figure the company has put on record after months of scrutiny.

But the number lands against a promise the company has already broken: that this “solid-state” cell was in production and ready to power a production EV by the end of Q1 2026. It isn’t, and it wasn’t.

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With gas prices high, people in developing countries are lining up to buy battery-powered bikes. We took a spin around Lahore, Pakistan, on a small-but-mighty one.

With gas prices high, people in developing countries are racing to buy battery-powered bikes. The Iran war has made Trump “salesman of the year,” one executive in Pakistan said.

© Asim Hafeez for The New York Times

With gas prices high, people in developing countries are lining up to buy battery-powered bikes. The Iran war has made Trump “salesman of the year,” one executive in Pakistan said.

It makes sense to think that the T3SS didn’t evolve into the bacterial flagellum, but that the bacterial flagellum shed some protein parts to become a T3SS. 

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A Bengaluru startup called Vimag Labs just secured its fifth Indian patent for an electric motor that runs without any rare-earth magnets, using software and power electronics to generate its magnetic field instead.

It’s a small, $5-million company taking a swing at a problem that has stumped Tesla, GM, and every major automaker for years: how to build a competitive EV motor that doesn’t depend on China.