On Valentines Day in 1990, NASAs Voyager 1 captured the iconic ‘Pale Blue Dot image, showing Earth as a tiny speck from 3.7 ...

Carl Sagan's classic 1980 documentary series covering a wide range of scientific subjects, including the origin of life and a perspective of our place in the universe.

Beloved astronomer Carl Sagan made a prescient prediction about a populist "charlatan" that seems to have come true decades ...