The Trump administration is now forbidding Department of Energy staffers from using terms like "green," "climate change," and even "tax credits." techcrunch.com/2025/09/29/t...

AI will have plenty of opportunity to drive us apart, but one startup thinks it has the potential to bring us together by helping people to find common ground. And they're starting with climate negotiations. techcrunch.com/2025/09/29/c...

Last year, mobile battery startup Moxion went bust pretty spectacularly. Now, one of its founders is back with a new startup, Anode, to "finish what we started," he told me. techcrunch.com/2025/09/26/b...

The Trump administration wants a 10% stake in Lithium Americas, and it's asking GM to guarantee the purchase of enough lithium carbonate for 1.6 million EVs — even as the government works to undermine automakers' transition to EVs. techcrunch.com/2025/09/24/t...

Fine articulate pollution (PM2.5) is one of the biggest causes of death worldwide, but it doesn't get much attention. So Al Gore and Climate Trace put together a tool to help people see what can't be seen, but is very much impacting their health. techcrunch.com/2025/09/24/h...

U.S. battery materials startup Sila just started production at their factory in Moses Lake, Washington. Soon, it'll be pumping out enough silicon anode material for tens of thousands of EVs — and soon millions more. techcrunch.com/2025/09/23/s...

Climate and weather data is a potential goldmine for AI companies, but first you have to collect and store it. techcrunch.com/2025/09/22/e...

Oil and gas supermajor Eni said that it will buy $1 billion worth of energy from Commonwealth Fusion Systems. techcrunch.com/2025/09/22/c...

What’ll it take to help fleets expand their EV trucks? One startup thinks real estate is the missing link. techcrunch.com/2025/09/18/e...

Plenty of people are talking about iPhone Air's slim design, but that svelte profile is hiding a revolutionary battery that makes it all possible. techcrunch.com/2025/09/17/t...

The world grows enough oil palms to cover the country of Honduras, but one startup is hoping that its tiny microbes can replace palm oil plantations. techcrunch.com/2025/09/17/t...

Searing hot tin, graphite pumps, argon-filled, hermetically sealed chambers. Despite sounding like Bond villain torture devices, Fourth Power's thermal batteries promise to do something very normal: make storing renewable energy incredibly cheap. techcrunch.com/2025/09/16/f...

Quilt recently issued an over-the-air update that boosted the capacity of their heat pumps, including those already installed in customer homes. "Wait, what?" I thought when I heard that. Here's how it happened: techcrunch.com/2025/09/12/h...

There's a new group of Breakthrough Energy Fellows, and I sat down to talk with Ashley Grosh about how the program has evolved over the years and how it's preparing itself and its fellows for a world filled with uncertainty. techcrunch.com/2025/09/11/h...

Nobody's about to give AI the keys to a nuclear reactor, but one startup is betting that utilities and power providers will use it to streamline the business side and rein in costs so that nuclear can compete with cheap natural gas. techcrunch.com/2025/09/09/n...

Geothermal has so much potential for heating and cooling, but drilling costs have put it out of reach for most. Dig Energy gave me a sneak peak at their compact drill rig that promises to make geothermal cheaper than fossil fuels. techcrunch.com/2025/09/09/g...

The email took me back to 2021: nuclear startup Deep Fission said it going public via SPAC, netting it $30 million. But wait, wasn't this company trying to raise $15 million just a few months ago? Join me for a brief analysis of this curious deal. techcrunch.com/2025/09/08/n...

Another US battery startup, Natron, bit the dust this week, the latest in a string of failed attempts to build a homegrown cell manufacturer. The lesson here? JVs are the future of US battery manufacturing, at least until the country's industrial policy stabilizes. techcrunch.com/2025/09/05/n...

Geothermal energy was spared the worst of the GOP's reconciliation bill this summer. Now, startups are using that certainty to plow forward with aggressive plans to commercialize the technology. techcrunch.com/2025/09/03/a...

A federal appellate court sided with the Trump administration, saying that the EPA canceling climate grants that had already been awarded was a contractual dispute. This won't be the last, though, as the EPA's lawyers think the nonprofits have a strong case. techcrunch.com/2025/09/02/j...

Despite the positive GPD figures for Q2, US manufacturing investment is faltering. At the same time, companies are canceling a record amount of clean tech manufacturing investments, a bad omen for the future of the American economy. techcrunch.com/2025/08/28/u...

Commonwealth Fusion Systems has raised nearly $900 million as it continues work on Sparc, its prototype fusion power plant. techcrunch.com/2025/08/28/n...

The Supercharger network is unparalleled, and for many EV owners, getting access is a game changer. But as with any technology transition, there will be small annoyances. Namely, dongles. techcrunch.com/2025/08/28/g...

Meta has made its 2030 net zero pledge that much harder to achieve. Regulators just approved three massive natural gas power plants for its $10 billion Louisiana data center, ensuring fossil fuel use for decades to come. techcrunch.com/2025/08/21/g...

Beleaguered General Fusion got a stay of execution in the form of a $22 million investment from existing backers. It should be enough to get them to their next scientific milestone, but if they don't hit their targets, it might be tough to unlock more. techcrunch.com/2025/08/21/s...

Aalo Atomics joins the SMR-data center party, raising $100 million to build a prototype reactor in Idaho. The startup has a very aggressive timeline, aiming to flip the switch on the power plant one year from now. techcrunch.com/2025/08/19/a...

No, cloud seeding did not cause the Texas floods or make them worse. But yes, I learned something new in reporting this story, and I bet in reading it you will, too! techcrunch.com/2025/07/11/a...

"Where" is one of the most important questions, but it's also one that computers struggle to answer. A new startup wants to change that. techcrunch.com/2025/07/10/l...

The repercussions will be felt for years, but here's an early read on the just-passed reconciliation bill: Tough times are ahead for climate tech companies and — perhaps surprisingly — hyperscalers and data center developers. techcrunch.com/2025/07/03/f...

Terra CO2 just closed a $124.5 million Series B, a significant sum and a clear vote of confidence from investors that the startup's low-carbon cement replacement can win in the marketplace. techcrunch.com/2025/07/02/t...

When people talk about data centers driving breakneck electricity growth, this is what they mean. Google's data centers consumed twice as much electricity last year as in 2020 and 7x more than in 2014. techcrunch.com/2025/07/01/g...

Google has signed a deal with Commonwealth Fusion Systems to buy 200 MW of electricity from Arc, the startup's first power plant, when it's complete in the early 2030s. techcrunch.com/2025/06/30/g...

Maybe the secret to cheaper lithium-ion batteries is starting with better materials. techcrunch.com/2025/06/25/n...

Wind power might be facing some headwinds, but that isn't stopping AirLoom Energy from breaking ground on its pilot scale power plant. The company shared exclusive details on the installation with me. techcrunch.com/2025/06/25/b...

New York State announced this morning that it'll be building at least 1 GW of new nuclear power. Still undecided: where and how. But it adds to nuclear's growing momentum as grid operators grapple with rising demand. techcrunch.com/2025/06/23/n...

Elon Musk's xAI installed dozens of natural gas turbines at its Colossus data center outside Memphis. Turns out, it didn't have permits for them, a legal group says. techcrunch.com/2025/06/18/x...

Powin didn't say tariffs were to blame for its bankruptcy, but it's hard to imagine their innocence. techcrunch.com/2025/06/12/b...

Fervo is on a tear lately, adding $206 million to its coffers after landing a $255 million round in December. techcrunch.com/2025/06/11/f...

Standard Nuclear told me they were emerging from stealth this morning, but the reality is the company is basically the assets of a 14-year-old company bought at a bankruptcy auction. The "out of the blue" narrative associated with a stealth startup doesn't track. techcrunch.com/2025/06/11/s...

Scoop: Mitra Chem is raising a new $50 million round. The battery materials company is working to build an LFP cathode active material facility in the U.S. techcrunch.com/2025/06/09/m...

Global investment in clean energy is expected to reach new highs this year, but other news lurked in the data. I dug in. techcrunch.com/2025/06/06/c...

When all the money — and all the access — in the world doesn't necessarily get you what you want. techcrunch.com/2025/06/04/e...

Google continues its decade-long partnership with fusion power company TAE Technologies, participating in another big investment round. techcrunch.com/2025/06/03/g...

Constellation Energy — and nuclear power — notched another win as Meta agreed to buy 20-years worth of clean energy from an Illinois reactor. techcrunch.com/2025/06/03/m...

Microsoft has made some big strides on sustainability in recent years, but its push into AI and cloud services has imperiled that progress. techcrunch.com/2025/06/02/b...

Congrats to @alexwilhelm.bsky.social on one year of Cautious Optimism, his can't miss newsletter covering tech and economics. www.cautiousoptimism.news

Scoop! NIF, the world's only net-positive fusion facility, has managed to produce even more energy, nearly doubling its previous capability. techcrunch.com/2025/05/17/l...

Scoop: The Nuclear Company has raised nearly $50 million in funding to develop reactors on sites with some level of regulatory approval. The strategy should help speed construction, but the first electrons still won't flow until the early 2030s. techcrunch.com/2025/05/16/t...

Fossil fuel companies and car dealers spent over $10 million lobbying against California's Clean Air Act waiver. Environmental and health groups spent just over $400,000. Wild discrepancy. www.nytimes.com/2025/05/06/c...

Which genius at Microsoft let users delete text with a comment that hasn't been "submitted," thus preventing the user from saving the document until they hunt down the deletion, undelete it, submit the comment, and then delete the passage once more.