Around a galaxy just 590 million light-years away, astronomers have discovered a stunning example of one of the rarest ...

Mathematical equations have shaped our understanding of the universe, and these nine have played a key role in changing the world.

By observing tiny ripples in spacetime called "gravitational waves" that propagate away from colliding black holes, ...

Sunita Williams, Indian-origin NASA astronaut, clicked the “ultimate selfie" on January 30. The photograph, shared by NASA on ...

NASA astronaut Sunita Williams, who is aboard the International Space Station (ISS), clicked the “ultimate selfie" last month ...

NASA astronaut Sunita Williams, currently aboard the International Space Station (ISS), has clicked the "ultimate selfie." ...