Utilities are racing to link up with fusion startups, with Realta Fusion the latest to benefit

The grid has been straining under the weight of new AI data centers, and that has utilities courting fusion startups.

Enhanced geothermal notches another win as Google buys 400 MW from Fervo

Fervo’s deal with Google could expand to 1 gigawatt of geothermal power, enough to supply a very large AI data center in Utah.

Tim Cook did alright by the environment — but AI could upend his climate legacy
Tim Cook did alright by the environment — but AI could upend his climate legacy

As he steps down from his post as Apple CEO today, Tim Cook leaves behind a mostly positive environmental record. As far as billionaire tech moguls and the environment go, Cook will likely be remembered as one of the better ones – certainly far from the worst. But it will become harder for the company […]

This startup is fuel-injecting hydrogen to make cargo ships more efficient

Newlight has raised a $9 million seed round and completed an 8,500-nautical-mile test run from Singapore to Ghana.

Being a mom is hard — the heat is making it harder
Being a mom is hard — the heat is making it harder

It’s 8:52 AM and 86 degrees Fahrenheit (30 Celsius) where I live in Southern California. My husband just came back from a morning outing with our four-month-old. “How was the botanic garden?” I ask him. “It was okay. It was just too hot,” he tells me. I didn’t expect us to spend so much of […]

Pacific Fusion’s next fusion machine could clear a key hurdle to commercial power

Fusion startup Pacific Fusion broke ground on a demonstration facility in New Mexico that it says will generate enough energy to power itself.

US battery startups have found a lifeline in defense

U.S. battery startups pulled in $500 million in grants from the Department of Energy, throwing a lifeline to an industry that was on the ropes after EV incentives were slashed.

Tesla’s solar roof is dead — here’s what went wrong

Tesla’s solar roof was an experiment that never really caught on for the company. But does that mean the concept of roof-integrated solar is dead?

Apollo Atomics wants to make nuclear power cheaper by shrinking an overlooked part

Y Combinator alumnus Apollo Atomics is shrinking a key nuclear reactor part, which promises to slash the cost of electricity below natural gas.

TerraPower’s nuclear reactor has a secret weapon for powering AI data centers

TerraPower’s nuclear power plant possesses a strategic advantage over competitors, especially when chasing after data center deals.