Researchers present an alternative to the long-held “hard steps” theory to explain the evolution of complex life, suggesting ...

The human body was not built for spaceflight, with its microgravity conditions, exposure to high-energy radiation and other ...

"Cartilage damage is a really major issue that space agencies need to address despite how very poorly understood it is." ...

Firefly Aerospace's Blue Ghost lander continues to send back breathtaking images from the Moon ahead of the anticipated landing there in March.

If astronauts could slow their metabolic rate drastically, they could potentially “sleep” through long voyages between the ...