Solar
Newsletter: Don't bet against solar cost declines
The DOE is back with an update to its wildly successful solar cost challenge.
By Julian Spector .
Hydrogen
Hydrogen
Koloma raises $50M more in quest to find natural hydrogen underground
Geologic hydrogen could be a “skeleton key” for decarbonization, Koloma says. The startup has raised over $350M to try and make it work.
By Maria Gallucci .
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Climatetech finance
Mainspring Energy raises $95M for linear generators to clean up the grid
The startup envisions its novel technology as a linchpin of a distributed, resilient and renewable power grid.By Jeff St. John .
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Hydrogen
Big Hydrogen doesn't want you to read this
Some people go into business to make money. Others do it to make fuel cells.By Julian Spector .
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