Rechargeable batteries are everywhere—from portable electronic devices and electric vehicles to renewable energy storage.

Volkswagen’s partner, Gotion High Tech, has begun testing all-solid-state EV batteries with a CLTC range of 1,000 km (620 ...

Lithium-ion batteries with liquid electrolytes are more susceptible to extreme heat. If a liquid battery gets too hot, the liquid can vaporize and catch fire — a process called thermal runaway. And at ...

VTT's second independent test shows Donut Lab's solid-state cell delivered 110% capacity at 80°C and survived 100°C discharge, but key claims remain unproven.

According to the tests, Donut Lab’s solid-state cell, dubbed the Donut Battery, charged from zero to 80% in just four and a ...

Donut Lab solid-state battery retest by Finland’s VTT shows capacity rising to 110% at 80C, but weight data is still missing.

At CES, Donut Lab presented a solid-state battery allegedly ready for mass production. However, the impressive specifications ...

The Donut Lab solid-state battery was heated to the boiling point of water. Here’s what happened next.

Testing your battery regularly will prevent a dead battery from ruining your day. There’s only one way to answer the question ...

As the electric vehicle (EV) market surges towards 2040, fueled by strong consumer enthusiasm, the need to address key concerns about EV range, reliability, and battery life has become critical.

VTT testing says Donut Lab’s “solid-state” battery likely matches lithium-ion; energy density measured at 298 Wh/kg, claims ...