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With a new $100M raise, Princeton’s Thea Energy is now a top-funded fusion startup

With a new $100M raise, Princeton’s Thea Energy is now a top-funded fusion startup
With a new $100M raise, Princeton’s Thea Energy is now a top-funded fusion startup.
With a new $100M raise, Princeton’s Thea Energy is now a top-funded fusion startup.
May 27, 2026
News

The POWER Interview: Thea Energy’s Fusion Architecture

The POWER Interview: Thea Energy’s Fusion Architecture
Thea Energy officials told POWER it has applied a phased array control system to fusion, which allows for simpler and less-expensive hardware.
Thea Energy officials told POWER it has applied a phased array control system to fusion, which allows for simpler and less-expensive hardware.
February 9, 2026
News

Thea Energy previews Helios, its pixel-inspired fusion power plant

Thea Energy previews Helios, its pixel-inspired fusion power plant
Today, Thea is publishing the details of its design, including the details of the physics that underpin it. The startup shared the paper exclusively with TechCrunch.
Today, Thea is publishing the details of its design, including the details of the physics that underpin it. The startup shared the paper exclusively with TechCrunch.
December 15, 2025
News

Thea Energy Hits Milestone in Quest to Simplify Fusion

Thea Energy Hits Milestone in Quest to Simplify Fusion
This fusion startup is ahead of schedule.
This fusion startup is ahead of schedule.
March 20, 2025
News

The Quest to Build a Star on Earth

The Quest to Build a Star on Earth
Start-ups say we’re closer than ever to near-limitless, zero-carbon energy from fusion. When will we get there?
Start-ups say we’re closer than ever to near-limitless, zero-carbon energy from fusion. When will we get there?
November 15, 2024
News

Twisty device explores alternative path to fusion

Twisty device explores alternative path to fusion
Revamped German stellarator should run longer, hotter and compete with tokamaks
Revamped German stellarator should run longer, hotter and compete with tokamaks
September 7, 2022

Press Releases

Princeton Stellarators Selected for U.S. Department of Energy Milestone-Based Fusion Development Program

June 1, 2023

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