Humans evolved in conditions of plentiful gravity and relatively slight background radiation ... Most of the potential health risks of space travel can be mitigated to some extent, scientists ...

NASA’s Moon to Mars objectives emphasize the need to study biological responses to extraterrestrial conditions, ensuring safe and sustainable space travel. Spaceflight's Toll on the Human Body ...

Space exploration would open the door to inhabiting different planets. Space travel provides an insurance policy of sorts. In case the Earth becomes unfit for life, then at least we’ll have a ...