Project Suncatcher envisions networks of AI satellites powered by sunlight, pushing machine learning beyond Earth. Imagine ...

The tech industry is on a tear, building data centers for AI as quickly as they can buy up the land. The sky-high energy costs and logistical headaches of managing all those data centers have prompted ...

Elon Musk says a constellation of solar-powered artificial intelligence satellites could regulate the planet’s energy balance and limit global warming.

Elon Musk proposes satellite-based sunlight control to fight climate change, sparking debate over space geoengineering. The ...

The bold question-askers at What If examine what could happen if we moved the entire solar system. Hurricane Melissa close to breaking pressure record ahead of Jamaica landfall GOP-led Oversight ...

Voyager 1, launched in 1977, has traveled farther than any spacecraft in human history. After more than four decades of silent endurance through space, it now sails beyond the orbit of the outer ...

It's probably a comet, but it might be some sort of ancient alien spacecraft or probe. What's for sure is that the mystery surrounding an object known as 3I/ATLAS is becoming both more and ...

The search for an unknown planet in our solar system has inspired astronomers for more than a century. Now, a recent study suggests a potential new candidate, which the paper’s authors have dubbed ...

Tesla announced that it is reviving solar leasing after years of allowing its solar business to slowly decline over the last few years. The company had even stopped reporting solar installations.

San Diego Community Power announced Wednesday a $55 million initiative that will offer rebates and incentives to encourage its customers to install solar-plus-battery systems in their homes. “This is ...

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 ...