Neil deGrasse Tyson has turned his lifelong fascination with aliens into a new book, “Take Me to Your Leader: Perspectives on ...

Katy Perry, who dated fellow singer Josh Groban in the late 2000s, reacted to her ex's recent engagement in a video shared on social media.

Katy Perry reacts to ex Josh Groban's engagement to Natalie McQueen with a hilarious video set to her song 'The One That Got ...

Fully forgot about these two, but here we are.

Sometimes it's hard to find the right song for your specific heartbreak. Lucky for Katy Perry, she has her own discography to ...