Humans are hoping to colonize Mars in the near future, with NASA aiming to reach the Red Planet by 2040. But what will the long-haul space missions needed to get there do to the human body? Our ...

Scientists are learning what short and long-duration space missions do to human bodies. Some changes are common like a puffier face, bone loss, and less sleep. Here are nine ways the harsh conditions ...

For more than 25 years, humans have lived and worked continuously aboard the International Space Station, conducting research that is transforming life on Earth and shaping the future of exploration.

Suni Williams and Butch Wilmore returned to Earth on Tuesday after spending nine months in space. The two were stranded on the International Space Station after their Boeing spaceship malfunctioned ...