Researchers have found evidence of changes in the structure of the Earth’s core. University of Southern California team, led ...

Most of those changes will reverse themselves shortly after they return to Earth. “There is some individual variability on how quickly they recover, but it is pretty impressive to see how they ...

The ISS orbits at an altitude of 354km (220 miles), while the average distance to Mars from Earth is a staggering 225 million kilometres (140 million miles). Astronaut Frank Rubio holds the record ...

The Earth's axial rotation is perturbed by gravitational interactions with the moon and the more massive planets that together induce periodic changes in the Earth's orbit, including a 100,000 ...

"We haven't had all of the humans together on earth for like 20 years." Wood said being in near zero gravity conditions for nine months will inevitably take a toll on their bodies. "It changes how ...

You don’t have to be a rocket scientist to realize that spending the better part of a year in outer space might have an impact on your health, but what kinds of changes can the NASA pair expect ...

When an astronaut suddenly returns to Earth's gravitational pull, fluids quickly move back down to the lower part of the body, leaving the head too quickly. Physical changes aren't the only ones ...

Changes in Earth's orbit have helped pace climatic change for millennia. Scientists are now trying to understand whether - and how - these changes remodeled the landscapes our ancient ancestors ...