If you're not sure whether wearing a face mask is worth it, or you need to wear a mask but are unsure which type, our new research should help you decide.

NASA on Monday gave its latest Mars rover Perseverance the all clear to launch later this week on a mission to seek out signs of ancient microbial life.

Fourteen years after receiving the official go-ahead, scientists on Tuesday began assembling a giant machine in southern France designed to demonstrate that nuclear fusion, the process which powers the Sun, can be a safe and viable energy source on

Mars 2020, the spaceship carrying NASA's new rover Perseverance to the Red Planet, experienced technical difficulties and was temporarily running on essential systems only, the agency said Thursday.

Two NASA astronauts splashed down safely in the Gulf of Mexico Sunday for the first time in a commercially built and operated American crew spacecraft, returning from the International Space Station to complete a test flight that marks a new era in human…

It's easy to think of black holes as voracious destruction machines, slurping up everything in their immediate vicinity. But that's not always the case. The environments around active supermassive black holes are complex, and last year, a team of a

Why can’t we watch Perseverance's “seven minutes of terror” landing on Mars live on TV? We probably could ...