Research points to a key bone-strengthening mechanism at work in the body, which could be targeted to treat the bone-weakening disease, osteoporosis.

Donut Lab, a venture-backed startup operating largely in stealth mode, has presented a solid-state battery prototype that the company describes as a fundamental leap in energy storage technology. The ...

The startup's third test evaluates whether its solid-state battery is actually a supercapacitor. Here's what the results say. Finnish startup Donut Lab released its third independent test result ...

Finnish technology company Donut Lab has published the results of its third test measuring the properties of its solid-state battery. The test evaluated the ...

Donut Lab battery validation adds a 10-day room-temperature retention figure of 97.7%, while energy density and weight data remain absent.

Donut Lab released the third independent test of its controversial solid-state battery, this time trying to prove it's not a ...

Donut Lab's third independent VTT test confirms its solid-state battery retains 97.7% capacity after 240 hours idle. Energy density and cycle life remain untested.

Good Monday morning, Boulder. Before we jump into today’s news, a quick note: We’re hiring. We’re looking for a talented journalist to join our team as Director of Newsletters, and we’re also hiring a ...

Scientists have shown that lightning-like bursts can be recreated in small blocks of solid materials in the lab.

The specs it's put forward are extraordinary: 400 watt-hours of energy density (roughly double today's lithium-ion cells), a five-minute charge time, an operating range of -30C to 100C (-22F to 212F), ...

The Finnish start-up Donut Labs promises a revolutionary battery. However, experts doubt the fantastic performance data. (max 160 chars) ...

Donut Lab released the results of the second independent test showing that its solid-state battery can handle extreme heat without affecting its performance ...