"Once the astronaut returns to Earth, they are immediately forced to readjust again, back to Earth's gravity, and can experience issues standing, stabilising their gaze, walking and turning. For their safety, returning astronauts are often placed in a chair immediately upon return to Earth," the Houston-based Baylor College of Medicine said in a note on body changes in space.
Rediff.com presents some spectacular photographs shot by Col. Chris Hadfield of the Canadian Space Agency, who is photographing the Earth from the International Space Station.
Revealing the splendour of Mother Earth through ten amazing photographs from across the world.
After 186 days in space on the International Space Station, it is time for European Space Agency astronaut Tim Peake, American Tim Copra and Russian Yuri Malenchenko to return to Earth. But their return is fraught with danger.
Bestselling author James Altucher tells you how to get a braingasm.
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