For more than a century, engineers have chased new ways to turn the planet’s natural motions into usable power, from tides to geothermal heat. Now a small group of physicists says Earth’s own magnetic ...

Fervo Energy’s Cape Station geothermal project under construction in Beaver County, Utah. The company says it is the world’s largest enhanced geothermal systems development. (Photo: Fervo Energy) As ...

Another day, another ambitious company emerges to harness the power of the Sun from Earth's orbit. Okay, it's not quite that common an occurrence, but there are indeed a number of firms giving this a ...

Japan’s space program is set to make history in 2025 by beaming solar energy from an orbiting satellite down to Earth, marking the first significant test of orbital power transmission. This ambitious ...

Alex Knapp is a Forbes senior editor covering healthcare and science. Over the past decade, solar power has become the cheapest way to produce electricity. But its biggest challenge is that sometimes ...

Scientists have developed a way to generate electricity from Earth’s radiant heat at night, potentially powering satellites even in darkness and opening new frontiers for space renewable energy.

The Earth channels cosmic power in the form of solar energy. The coming winter superstorm shows just what havoc that power ...