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This company is planning a lithium empire from the shores of the Great Salt Lake

The Great Salt Lake isn’t an obvious place to develop a lithium mine. The Salton Sea boasts lithium concentrations of just under 200 parts per million. Argentina, where Lilac has another test... Read more »

The three big unanswered questions about Sora

OpenAI is making moves toward monetizing things (you can now buy products directly through ChatGPT, for example). On October 3, its CEO, Sam Altman, wrote in a blog post that “we are... Read more »

The Download: introducing the 10 climate tech companies to watch for 2025

Every year, the MIT Technology Review newsroom produces a list of some of the most promising climate tech firms on the planet. It’s an exercise that we hope brings positive attention to... Read more »

2025 Climate Tech Companies to Watch: Kairos Power and its next-generation nuclear reactors

Furthermore, Russia’s invasion of Ukraine in 2022 slammed the doors on supplies of Russian uranium, including the fuel with a higher concentration of uranium-235 that’s needed to make the pellets for Kairos’s... Read more »

2025 Climate Tech Companies to Watch: Cyclic Materials and its rare earth recycling tech

Cyclic Materials is trying to address that challenge. In its two-part recycling process, rare earth–containing devices will first be amassed at “spoke” facilities. The devices will be shredded, and their magnet waste... Read more »

2025 Climate Tech Companies to Watch: Ather Energy and its premium e-scooters

As the country’s leading EV-only scooter maker, Ather’s successful expansion could supercharge India’s shift away from fossil fuels, and help achieve the government’s goal of reducing air pollution, while also building a... Read more »

2025 Climate Tech Companies to Watch: Traton and its electric trucks

Today, Traton is a company in transition. A subsidiary of Volkswagen, it is made up of a collection of commercial vehicle brands, including Scania, MAN, and International. While it still manufactures conventional... Read more »

2025 Climate Tech Companies to Watch: Cemvision and its low-emissions cement

Making Portland cement requires reaching ultra-high temperatures, over 1,450 °C (2,650 °F). Instead, Cemvision makes a material that requires lower temperatures (roughly 1,200 °C, or 2,200 °F), which reduces the amount of... Read more »

2025 Climate Tech Companies to Watch: Pairwise and its climate-adapted crops

Among its early efforts, the company is developing and field testing shorter, sturdier types of corn, blackberries and other crops that could survive high winds and other extreme weather events amplified by... Read more »

How we picked promising climate tech companies in an especially unsettling year

We as a publication are focused more on identifying companies developing technologies that can address the escalating threats of climate change, than on businesses positioned purely for market success. We don’t fancy... Read more »