Exploring interstellar space would require a paradigm change in our way of thinking.
Mice that spent three months aboard the International Space Station returned to Earth with thinning skin and surprising changes in hair follicles.
Six months after Virgin Galactic's SpaceShipTwo crashed during a test flight, a new version of the suborbital space plane is coming together in a hangar in the California desert.
Extended radiation in space can permanently harm the brain, studies on lab animals showed. Continue reading →
If every failure offers a learning opportunity, what can Apollo 13 teach us?
A private company that aims to send tourists to the edge of space broke a record by flying a parafoil higher than anyone has before.
British singer Sarah Brightman heads to Russia this week to begin training to fly to the International Space Station.
After a two-day orbital chase, the robotic spaceship arrived with food, worms and plants.
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