Space travel has long involved heavy lifting. To reach a destination, the spacecraft has to burn fuel, throw it out the back of a rocket, and hope there’s enough left to fly back to its home planet.

When scientists first sent microscopic worms into orbit in 2018, they hoped to answer a question that has shaped every discussion about long missions. What really happens to your body when gravity no ...

Add Yahoo as a preferred source to see more of our stories on Google. Deep space travel fast-forwards cellular aging, but it may unlock the ultimate longevity tech for Earth. | ©Image Credit: NASA If ...

From “Aliens” to “Interstellar,” Hollywood has long used suspended animation to overcome the difficulties of deep space travel, but the once-fanciful sci-fi staple is becoming scientific fact. The ...

With the SpaceX IPO and success of the Artemis mission, long-distance space travel seems within reach. Researchers are working on solutions to feed astronauts in space.

From the depths of winter slumber to the vacuum of space, nature holds the key to astronaut survival. Discover how hibernating animals and microscopic extremophiles could revolutionize human space ...

CAPE CANAVERAL, Fla. – Space travel is far from one-size-fits-all: Missions to different destinations—whether low Earth orbit, the Moon, or Mars—present unique challenges, especially when it comes to ...

Interplanetary travel has long been one of the most ambitious goals in space exploration, and whether humanity achieves it this century depends on advances in technology, safety systems, cost ...

If you've ever fancied spending up to a year away from your loved ones and living in extremely close confines with three other people, now's your chance! NASA is looking for four recruits for a ...