The Blue Origin space flight had nothing to do with the empowerment of women, and it's embarrassing this claim was even made. (AP: Blue Origin ) ...

Ahead of spaceflight, Katy Perry is reading Carl Sagan and channeling her ‘feminine divine' Before she kicks off her upcoming world tour, Katy Perry is reaching for the stars.

Katy Perry shared that she is reading "Cosmos" by Carl Sagan and a book on string theory ahead of the all-female Blue Origin spaceflight.

Katy Perry is reading Carl Sagan, studying string theory ahead of spaceflight Vatican reveals official cause of death of Pope Francis World Economic Forum’s Schwab Steps Down After Over 50 Years ...

The famed astrophysicist Carl Sagan and former President Jimmy Carter shared a fundamental understanding about the fragility of our planet and the futility of our wars in a "vast and awesome ...

Carl Sagan researched the possibility of extraterrestrial life – life on other planets – and has become known for his snappy quotes that astronomers find inspiration from to this day.

Carl Sagan Day honors the Scorpio scientist’s contribution to science communication and his passion for exploring the mysteries of the cosmos.

On what would've been the astronomer's 90th trip around the sun, here's a look at his legacy as a scientist, advocate and communicator.

Carl Sagan hosted and co-wrote ‘Cosmos,’ a 13-part TV series that aired on PBS stations from 1980 to 1981. Mickey Adair/Michael Ochs Archives/Hulton Archive via Getty Images Sagan proposed a ...

Carl Sagan hosted and co-wrote ‘Cosmos,’ a 13-part TV series that aired on PBS stations from 1980 to 1981. Mickey Adair/Michael Ochs Archives/Hulton Archive via Getty Images Sagan proposed a ...

In 1996, Carl Sagan made a prescient prediction about a populist "charlatan" that seems to have come true some decades after his death.