Energy
China just switched on the world's first gigawatt-hour flow battery, storing its power in tanks of liquid vanadium that cannot catch fire and are built to last 30 years
By Maria Heloisa Barbosa Borges · June 24, 2026
Energy
Energy
Batteries and storage, solar, wind, nuclear and fusion, and the race to keep the grid powered around the clock.
Energy
Energy
China's "artificial sun" held a 100-million-degree plasma steady for 1,066 seconds, almost 18 minutes, becoming the first reactor ever to break the 1,000-second wall
By Bruno Teles · June 23, 2026
Energy
Finland switched on the world's largest sand battery in June 2025, a 100 MWh store holding 2,000 tonnes of soapstone that cuts a town's heating emissions by nearly 70 percent
By Bruno Teles · June 23, 2026
Energy
China is building a 400 km solar great wall across a desert it once called the Sea of Death, aiming for 100 GW by 2030 to help power Beijing
By Bruno Teles · June 23, 2026
Energy
China just built a 26 MW offshore wind turbine with a 310-metre rotor, smashing the old 20 MW record while Western makers stalled near 18 MW
By Bruno Teles · June 23, 2026
Energy
In the Gobi Desert China just got the only reactor on Earth to breed uranium-233 from thorium, six decades after the US built the idea and walked away in 1969
By Bruno Teles · June 23, 2026
Energy
Fervo's Cape Station in Utah is on track to send its first 100 MW of 24/7 geothermal power to the grid in late 2026, scaling to 500 MW by 2028
By Bruno Teles · June 23, 2026
Energy
Inside the world's largest solar farm, where 20,000 sheep keep the grass down
By Bruno Teles · June 23, 2026
Energy
The world's largest battery will run on rust, an iron-air design that holds a charge for 100 hours instead of four
By Bruno Teles · June 23, 2026
Energy
China is putting a battery made from salt into cars in 2026, and at about 19 dollars a kilowatt-hour it undercuts lithium by more than half
By Bruno Teles · June 23, 2026