Floating in near-weightless conditions can be disorienting for even the most experienced astronauts. Male reproductive ...

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

Researchers put human sperm into a microgravity simulation chamber designed to mimic the female reproductive tract and tested ...

March 28, 2026: Our weekly roundup of the latest science in the news, as well as a few fascinating articles to keep you entertained over the weekend.

While space agencies are making significant preparations for long-term missions to the Moon and Mars, a fundamental human ...

Human biology evolved for a world of movement, nature, and short bursts of stress—not the constant pressure of modern life. Industrial environments overstimulate our stress systems and erode both ...