Home battery backup systems
Which whole-home battery we'd buy, and what it costs.
Read moreYour Guide to the Clean Energy Revolution
Explaining solar, wind, and clean energy breakthroughs, and how they impact your life.
Buying Guides
No BS energy products that help keep the lights on
Topics
Solar
Rooftop panels and utility-scale solar farms.
8 articlesWind
Why wind turbines keep getting bigger, on land and at sea.
5 articlesNuclear
How safe reactors are, and what the new designs promise.
4 articlesGrid & storage
How power gets from the plant to your plug.
11 articlesOil & gas
Oil and gas, from the wellhead to the pump.
7 articlesClimate & policy
The science of warming and the treaties that followed.
8 articlesHome energy
Backup power and a warmer, cheaper house.
5 articlesNew fuels & tech
Electric cars, hydrogen, biofuels and carbon capture.
6 articlesRecently updated
All articles
Updated
The sources of home heat loss
Air leaks, a thin attic, old windows, leaky ducts, and uninsulated floors are where a house loses heat, and together they waste…
Updated
What is Article 6 of the Paris Agreement?
Article 6 of the Paris Agreement lets countries meet their climate targets by trading verified emissions cuts with each other, or by…
Updated
How wind turbines got so much bigger
The biggest wind turbines running today are rated at 15 megawatts, with a rotor 236 meters across, a size Vestas built for…
Updated
Why the US power grid is under strain
NERC, the nonprofit that oversees North American grid reliability, now expects summer peak demand to climb by more than 224 gigawatts over…
Updated
Why banks finance fossil fuels
Banks finance fossil fuel companies because oil, gas and coal producers borrow and sell bonds like any other big company, and in…
Updated
How much maintenance do solar panels need
Most home solar systems keep at least 80% of their original power output after 25 years, the US Department of Energy says,…
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