Energy

Inexpensive Chinese solar panels are pitting Americans who want cheap equipment against those who want to make it

The EPA has released four new pollution rules, most focusing on coal-fired power, as the final pieces of Biden’s push to clean up the power sector

California has hit record-breaking milestones in renewable electricity generation, showing that wind, water and solar are ready to cover our electricity needs

A rectangular nine-volt battery is basically just a bunch of smaller batteries in a trench coat

Exorbitant launch costs and daunting engineering challenges make the dream of space-
based solar power look dicey for the space agency

Every snowflake is different, but new technology reveals they all swirl the same

The potential of geothermal energy as a carbon-free power source is well known. Now companies such as Google are helping to unlock it

The risks of a $1.5-trillion plan to build up the U.S. nuclear arsenal

Countries need to double their energy-efficiency gains to achieve the emissions reductions required to meet the goals of the 2015 Paris climate agreement, a new report finds

Heat pumps are ubiquitous in the form of air conditioners. Scientists just invented one that avoids harmful refrigerant gases

Artificial intelligence models are getting bigger, along with the data sets used to train them. But scaling down could solve some big AI problems

Hungarian-American biophysicist and inventorMária Telkes illuminated the field of solar energy. She invented a solar oven, a solar desalination kit and, in the late 1940s, designed one of the first solar-heated houses