A constellation of satellites orbiting 250 miles above Earth’s surface shows how solar and wind have taken off in recent years: Here’s what renewable energy sites looked like eight years ago.

U.K. start-up Pulsar Fusion has unveiled plans to build a fleet of reusable nuclear fusion-powered rockets, known as Sunbirds, that could cut journey times across the solar system in half.

NASA astronauts Butch Wilmore and Suni Williams finally returned to Earth after spending a total of 286 days in space MIGUEL J. RODRIGUEZ CARRILLO/AFP via Getty It was a momentous homecoming for ...

Two NASA astronauts have splashed down off the coast of Florida after spending more than nine months stuck in space. Butch Wilmore and Suni Williams waved as they left their capsule - nearly an ...

NASA’s Suni Williams and Butch Wilmore — who gained international attention as their planned short stay in space stretched into a more than nine-month, politically fraught mission — are ...

Spending time in space and having an unrivalled view of planet Earth is an experience many of us dream of. However, the human body evolved to function in the gravity of Earth. So time in the ...

The Dragon capsule carrying four astronauts touched down safely off the coast of Florida shortly before 6pm Tuesday Maria Pasquini is the senior news editor for the human interest vertical at PEOPLE.

Anna Marie Brennan does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations ...

Two NASA astronauts have splashed down off Florida’s coast and emerged from their capsule after spending nine months stuck in space due to a malfunctioning return ship and a series of delays and ...

Butch Wilmore and Suni Williams, the NASA astronauts who in June flew to orbit aboard Boeing's Starliner spacecraft, are almost home. The astronauts are expected to return from their third trip to ...

After spending more than nine months orbiting Earth, two U.S. astronauts finally returned home on March 18, splashing down at 5:57 p.m. EDT off Florida’s Gulf coast. Suni Williams and Butch ...