Space travel may cause long-term change to DNA, says NASA
Previous studies showed the effect on the body after the standard-duration six-month missions aboard the International Space Station (ISS). But the "Twin Study" discovered what happens to the human body after spending one year in space, in a stepping stone to the impending three-year mission to the Mars.
NASA`s "Twins Study" discovered what happens to the human body after spending one year in space, in a stepping stone to the impending three-year mission to the Mars. Image source: Reuters