The U.S. power system is on track to hit a new energy transition milestone in April as total clean electricity supplies ...

Our solar system was formed about four and a half billion years ago, from a massive cloud of gas and dust which collapsed on ...

Electrical engineer Ed Tate was skeptical of proposals for space-based solar power when he initially heard about the concept ...

Astronomers have discovered a major sign of life — and “the first hints… of an alien world” on a distant planet orbiting ...

Further studies are needed to determine whether K2-18b, which orbits a star 120 light-years away, is inhabited, or even ...

Meteorites are rocks from space that survive their fiery descent through Earth's atmosphere and reach the ground. More than just dazzling streaks of light as meteors, these ancient fragments are among ...

In a potential landmark discovery, scientists using the James Webb Space Telescope have obtained what they call the strongest ...

The discovery of salty mineral evaporites on Ryugu indicates that watery environments may have been widespread in the early ...

No, rooftop solar advocates told the good-government Little Hoover Commission at a recent hearing, rooftop solar doesn’t cost ...

Carbon dioxide has been detected on a planet outside our solar system for the first time. The gas has been observed directly by the James Webb Space Telescope on four exoplanets, all belonging to ...

The James Webb Space Telescope may have detected life-associated gas in the atmosphere of a far-off planet. The news is being ...