Could a frozen traveler from another star system hold secrets about worlds beyond our own? Astronomers think 3I/ATLAS might. This comet, the only third confirmed interstellar object ever detected, ...

Aetherflux's new orbital data centers could help meet an estimated 165% surge in energy demand due to artificial intelligence ...

A solar-powered ‘Galactic Brain’ is supposed to side-step energy constraints new data centers face on Earth.

The HAP-alpha high-altitude solar aircraft has completed key ground testing at the German Aerospace Center (DLR).

The stealthy startup plans to use a network of satellites to harvest sunlight and send it to Earth using infrared lasers.

An idea about the sun’s magnetic field called the terminator model could help predict dangerous space weather more accurately ...

A space solar power startup has emerged from stealth after demonstrating a key technology for its plans to transmit power from space to the Earth.

Schott introduced Solar Glass exos, a new cover glass developed with AZUR Space for next-generation satellite solar cells with ESA and DLR support ...

UC Davis engineers have invented a Stirling engine that captures Earth’s escaping heat to generate power from the night sky.

Think of solar greenhouse heaters as a way to supplement existing heating systems. They're out there, but some assembly may be required.

Vacuum conditions, radiation, and electrical interference can compromise performance, requiring material and design ...

In an interview with Fox News over the weekend, Google CEO Sundar Pichai discussed the recently announced Project Suncatcher, which aims to find more efficient ways ...