But none would have been more thrilled or less surprised by the discovery than the late, great Carl Sagan — who said this day might come more than 50 years ago. But as Cosmos fans know ...

After a long day of rehearsing for her upcoming world tour, Katy Perry decided to peruse a few books to help her unwind ...

“I was listening to ‘Cosmos’ by Carl Sagan and reading a book on string theory,” she recalled. “I’ve always been interested in astrophysics and interested in astronomy and astrology ...

ONTARIO, Calif. (AP) — After a long day of rehearsing for her upcoming world tour, Katy Perry decided to peruse a few books to help her unwind before bed. “I was listening to ‘Cosmos’ by ...