Kauai’s utility takes a second stab at battery storage as solar heads toward 80 percent of peak power.
Seeing Big Brother in the grid, some citizens are mounting opposition to wireless electricity meters.
The advanced fuel cell could eliminate range anxiety and make electric cars more practical, while keeping carbon-dioxide emissions low.
The history of electric cars is long and full of false starts. But it looks as if the latest wave won’t be turned back.
How will a mass influx of robots affect human employment?
Although it appears to hit incoming Hamas rockets, Israel’s system could be falling short of detonating the rockets’ warheads.
The USDA’s latest figures project much higher prices for the main feedstock for U.S. ethanol.
No matter how fast export facilities for liquefied natural gas are approved, it will be years before the U.S. can challenge Russia’s position as a dominant supplier.