Energy

US hits 180 GW of solar power. Here’s how we get to 1,000 by 2035.
A quick look at the history of solar power in the US and the trends that could lead us into our sun-powered future.
Which technologies will enable a cleaner steel industry?
Technologies like hydrogen-based direct reduction of ore, electrolysis, and advanced furnace technologies could reduce steel emissions.
Six innovative ways to float skyscraper-sized wind turbines
While most offshore wind farms are firmly rooted in the seabed, engineers are developing new ways to float enormous wind turbines.
Shining a light on oil fields to make them more sustainable
US will accelerate geothermal exploration on federal land
World’s biggest battery maker unveils grid-scale storage system
Future nuclear power reactors could rely on molten salts — but what about corrosion?
Why batteries come in so many sizes and shapes
Even as the fusion era dawns, we’re still in the Steam Age
This startup is making natural gas from sunlight, water, and air
Korea’s “artificial sun” sets nuclear fusion record
Nuclear’s role in a net-zero world
“Stone wool”: lava-based material is more efficient, lasts longer than most insulation materials