Ambrosia Energy will build a 10 GWh factory in Texas to make batteries for off-grid data centers
Startup Ambrosia Energy will build a massive factory to crank out batteries to augment solar panels, creating a round-the-clock clean power plant.
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Cambridge Heavy Industries has been quietly building a desktop fusion device
Fusion power startup Cambridge Heavy Industries is building a small, laser-powered fusion device to fuel the coming wave of fusion power plants.
TechCrunch Disrupt 2026: Day 1
TechCrunch Disrupt 2026 officially kicks off today. See what's in store for Day 1 (Oct. 13) at San Francisco's Moscone West. Don't miss it. Register…
48 hours to TechCrunch Disrupt 2026 — hear directly from the people building what’s next
Less than 48 hours, TechCrunch Disrupt 2026 starts in San Francisco’s Moscone West. Save up to $100 on your pass before prices increase at the door,…
3 days to TechCrunch Disrupt 2026: Meet the startups before they hit mainstream
TechCrunch Disrupt 2026 takes place October 13-15 in San Francisco. Over 300 startups will show what they’ve built to 10,000 tech leaders. Plus, 250…
SpaceX alumni nab $100M to rethink shipping with autonomous freight trains
Parallel Systems raised $100M to scale production of its autonomous electric rail vehicle, which can shuttle thousands of pounds of freight up to 50…
Type One Energy raised $200M to build a fusion power plant by 2034
Type One Energy is betting that its lean approach to fusion power will get a power plant on the grid faster, and investors have rewarded it with $20…
Amazon responds to data center backlash, says it no longer uses NDAs
The CEO of Amazon Web Services tried to push back against widespread suspicion of data centers.
Vessev built an electric ferry that almost flies
Vessev hopes its electric hydrofoil ferry will change the way people and cities think about boats.
World’s first enhanced geothermal power plant completed in just 23 months
Fervo Energy completed its first power plant in less than two years. The next phases promise to connect to the grid even quicker.
Noble Carbon will show how it’s making EV charger installs painless at TechCrunch Disrupt
Noble Carbon has developed a smart circuit breaker that allows households to electrify without the pain of a main panel upgrade.
Meta deal will help plastics recycling startup MacroCycle build its first factory
Meta is giving plastic recycling a boost in a new deal with startup MacroCycle, which is building its first commercial plant.
Kairos Power gets up to $100M from Samsung group to build nuclear reactor for Google
Future Google supplier Kairos Power inked a deal with Samsung C&T to help build its first 50 megawatt nuclear power plant.
Google, Nvidia, and Anthropic want Emerald AI to find space on the grid for more data centers
A new coalition that includes Google, Nvidia, Anthropic, and Emerald AI wants to find 100 GW of grid capacity for new data centers.
Clean tech startup Fluxnium found a way to tap 50,000 years’ worth of nuclear fuel
Fluxnium's fibers can extract uranium directly from seawater, which has enough of the nuclear fuel to power thousands of generations.
Proxima Fusion bets €140M on a critical fusion ingredient dominated by Asian suppliers
Proxima Fusion said Wednesday it plans to build a €140 million ($162.6 million) factory to produce fusion-grade high-temperature superconducting (HT…
Google DeepMind alumni are building tools to accelerate fusion power for the grid
Fusionality is developing control systems and simulation environments to help fusion power startups move faster.
The Builders Stage brings practical strategies for scaling startups to TechCrunch Disrupt 2026
The Builders Stage is returning to TechCrunch Disrupt, bringing together founders, startup operators, and investors for practical conversations on w…
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.
Anthro Energy breaks ground on factory that could pave the road to solid-state batteries
Battery materials startup Anthro Energy has broken ground on a Louisville factory to make electrolytes, including those for solid-state batteries.
Sound-powered fire protection startup gets $15M to snuff out fires before they turn catastrophic
Sonic Fire Protection raised its new funding to help get its sound-powered fire protection system into everything from commercial kitchens to apartm…
Tesla wants to build a $10B solar factory in Texas
Tesla wants to build a massive solar factory in Texas, but first it wants the state to chip in to defray the costs.
Form Energy raises $750M to build more 100-hour batteries for the grid
Form Energy has landed Google and Crusoe as customers. Now, it has raised $750 million to expand manufacturing to deliver its massive, 100-hour batt…
Reservoir raises $8M to make water heaters that people — and the grid — will actually want
Reservoir has built an ultra-efficient water heater that can predict hot water demand, store energy, and detect plumbing leaks throughout a home.
Kyoto Fusioneering starts work on key fusion power plant device
Fusion power startups are turning to Kyoto Fusioneering to supply components for future power pants. The Japan-based startup just received a grant t…
SpaceX’s Terafab will rely on natural gas power plants, not Tesla solar panels
SpaceX and Tesla are building a massive semiconductor fab in Texas that will depend on natural gas power plants, not Tesla solar panels.
SpaceX has bought $329M worth of Tesla Megapacks so far this year
SpaceX has ramped up its purchases of Tesla Megapacks for its xAI data centers.
Sequoia’s Shaun Maguire leads $1B round for nuclear startup Valar Atomics
Valar Atomics raised $1 billion at a $6 billion valuation after signing a development deal with Nvidia in June.
SpaceX won’t remove all of xAI’s unpermitted turbines for another year
SpaceX is building a new power plant for xAI's Colossus data centers, but it won't remove existing, unpermitted turbines for many more months.