Deep space travel has a biology problem. Human bodies are built for a narrow band of temperatures, gravity and radiation, yet any realistic journey to Mars or beyond would subject astronauts to months ...

Let’s be real, space travel is no longer the stuff of science fiction or government astronauts alone. Right now, in 2026, the door to orbit and beyond is cracked wide open for anyone with deep pockets ...

(THE CONVERSATION) Going to space is harsh on the human body, and as a new study from our research team finds, the brain shifts upward and backward and deforms inside the skull after spaceflight.