From the beginning of time to the origins of life, our "when" special series tackles the timing of crucial events and the ...

After over 20 years of planning and delays, the most powerful telescope of all time officially went into operation. Now, one ...

13.35 years ago, on February 14, 1990, the iconic 'Pale Blue Dot' photo was captured, showing Earth as a tiny speck from 3.7 ...

Intelligent life in the Universe could be far more widespread than previously imagined. A new study has just shaken up a well ...

By T.J. Ray Columnist “Earth is a miracle. Zooming around our sun at 67,000 mph – while our solar system moves throughout our ...

A new image from the Hubble Space Telescope shows a cosmic cloudscape, with clouds of dust and gas swirling in beautiful colors.