Renewable energy is electricity produced by fuel sources that renew themselves and do not diminish when humans tap them for power. Think the sun, the wind, plants and the heat at the Earth's core.

Nobody knows when a human first harnessed the wind, but wind energy moved boats on Egypt's Nile River around 5,000 B.C. By ...

As of 2021, more than 67,000 wind turbines operate in the United States, in 44 states, Guam, and Puerto Rico. Wind energy mechanisms generated about 8.4% of the electricity in the U.S. in 2020.

Researchers in Sweden have developed a powerful new material that dramatically boosts the ability to create hydrogen fuel ...

How to Invest in Wind Power. Unfortunately, there is no market to trade on electricity from wind power generated in the U.S. But the industry has a wind index futures contract based on renewable ...

The widespread claim of a water-powered car, particularly one from Toyota, is a recurring myth and scientifically inaccurate ...

Water drops produce electricity when dripped through a small tube. ... and the energy produced is outweighed by the power needed to pump water through the system.

By 2028, Lawrence Berkeley National Laboratory forecasts that U.S. data centers could use as much as 12% of the nation's electricity. The reason: generative AI. Since 2022, AI innovation by four ...

Spain's power company, Red Eléctrica, proudly declared on April 16 that enough renewable energy had been generated to cover demand. “The ecological transition is moving forward,” it said.

Humans have been harnessing the energy of river currents for centuries, using water wheels spun by rivers initially to process grains and cloth. Today, hydropower provides about 16 percent of the ...

AI needs a lot of electricity and water to stay cool in data centers. We break down the toll prompt-by-prompt to show the scale of AI’s environmental needs.