Sperm may lose their ability to navigate in microgravity, raising new questions about whether human reproduction is possible ...

Add Yahoo as a preferred source to see more of our stories on Google. Sex in space: Human reproduction beyond Earth policy must be urgently addressed, experts say As commercial spaceflight edges ...

As space tourism booms and plans for missions to Mars ramp up, scientists have issued a stark warning about the potential risks of 'human fertility in space'. In a new paper, a team of international ...