Mark and Scott Kelly, twin brothers and former NASA astronauts, spoke to "CBS Mornings" about how the agency is set to lose ...

Growing plants in space is no longer a distant dream. Scientists and astronauts have been experimenting with growing plants in orbit. NASA astronaut S ...

Growing plants in space, once a distant dream, is now vital for long-duration missions. Astronauts have successfully ...

FROM roiling storms, rare comets and volcanic eruptions, there is lots to see aboard the International Space Station (ISS).

Between 2015 and 2016, astronaut Scott Kelly spent 340 days on the International Space Station while his identical twin, Mark Kelly, himself a retired astronaut, remained on Earth.

NASA astronaut Mark Vande Hei set a new record for the single longest spaceflight by an American after spending 355 days in orbit and surpassing the record held by retired astronaut Scott Kelly.

The good news is that we can adjust to many of the rigors of spaceflight, at least temporarily. Mason and other researchers saw that when they monitored the health of NASA astronaut Scott Kelly ...

Scientists say that time travel really is possible and that there are already time travellers walking amongst us, but it isn't like what you might see in the movies.

Is time travel even possible? An astrophysicist explains the science behind the science fiction Story by Adi Foord, University of Maryland, Baltimore County • 7mo ...

Here we list 12 of the best movies that have a runtime of under 2 hours, taking into consideration online reviews, critical ...