After federal funding for renewables evaporated this year, the future path of the energy sector has been unclear. But even in uncertain times, companies are advancing the technology needed to push for a clean-energy transition—while also accommodating for a new grid that needs to keep up with the huge power demands of the wave of data centers coming online. From new battery tech to all-day solar power to better ways to track emissions and more, these innovations can help see the sector through this precarious period.

Exowatt For generating solar power even when the sun isn’t shining Exowatt’s P3 unit is a power plant in a 40-foot-long shipping container. The unit uses solar energy to heat a thermal battery—essentially a very hot piece of clay—that can then provide consistent power from so

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