Portal’s heat exchanger thruster, known as Flare, fires up during a test in a vacuum chamber. (Portal Space Systems Photo) Bothell, Wash.-based Portal Space Systems says it has successfully tested its ...

This October, renewable energy generation globally surpassed coal for the first time on record. Solar energy has played a major hand here. In the US alone, 84% of all new electricity generation ...

Their energy solutions include products for solar electric which creates and stores electricity, solar water heating—a system using evacuated tubes that allows hot water generation in cold, rainy and ...

Musk said he wants to form solar-powered data center in space to allow for expanded use of AI while easing pressure on power ...

WINDHAM, ME - JANUARY 19: Matt Johnson, 38, an HVAC technician with ReVision Energy, a New England company specializing in solar energy and electric heat pump installations, works on removing all ...

A rapidly growing sunspot has fired off at least 18 M-class and three X-class flares in just 24 hours, including an intense X8.3 eruption.

Using data collected by NASA's Parker Solar Probe during its closest approach to the sun, a University of Arizona-led ...

Close to the sun, the solar wind, a steady stream of charged particles, accelerates until it cannot turn back. During a record pass about 3.8 million miles above the surface, Parker Solar Probe ...