Endurance Energy raises $54M to harness a massive untapped energy source

SpaceX alumni Andrew Redd is betting the ocean has vast amounts of untapped geothermal energy.

Everyone wants a piece of Tesla’s battery business

Electricity demand from AI data centers is pushing everyone — including automakers like GM and Ford — into the energy storage business.

Avalanche’s desktop fusion reactor delivers blistering-hot plasma

Fusion power startup Avalanche Energy said its reactor prototype heated a plasma to over 10 million degrees C.

Why two SpaceX alumni are betting on solar and batteries to power the AI craze

Ambrosia Energy wants to build power plants in less than 12 months while undercutting natural gas. It hopes to build gigawatts worth by 2030.

GM joins race to build batteries for AI data centers and the grid

GM is developing an entirely new sodium-ion battery chemistry for use in everything from data centers to its own factories.

Startup Battlefield 200 applications officially close in 3 days

Applications for Startup Battlefield 200 officially close on June 8, 11:59 p.m. PT. Don’t wait any longer. Secure your shot at competing on the Disrupt Stage at TechCrunch Disrupt 2026 this October at San Francisco’s Moscone West.

GM’s electric future depends on a new battery — and this building

GM wants to slash EV prices by deploying new battery tech up to a year earlier than planned. This building is key to making that happen.

Meta steals a tactic from Tesla and builds data centers in tents

Meta may have one found one way to slash its massive data center bill: tents.

The world’s largest privately owned laser just turned on

Fusion startup Xcimer fired up the world’s largest privately owned laser.