This video ranks extreme stellar objects by how likely they are to host life or support advanced alien civilizations.

Katy Perry has us talking after dropping the music video for her new single, "Watch It Burn. " The video, filled with Easter ...

Katy Perry is officially shedding her “light and love” persona to let her anger roar. The 41-year-old pop star has released ...

Katy Perry released a new music video where she wears a black scorpion suit & seemingly references her ex, Orlando Bloom.

Pop star Katy Perry has opened up about her relationship with Justin Trudeau, the former Canadian Prime Minister.

A way to prevent drunk driving deaths or an Orwellian overreach? The promise of anti-drunk-driving technology in future US ...

Rajkumar Hirani has opened up about why he used an alien as the central character in ‘PK’. The filmmaker said his idea had ...

NEW YORK ‒ In a room full of KatyCats, Justin Trudeau will always be Katy Perry's No. 1 fan. The former Canadian prime minister stepped out with his megastar girlfriend June 8 at the Tribeca Festival ...

Katy Perry and Justin Trudeau took their romance to the red carpet. The pop superstar and the former Canadian prime minister turned heads Monday night when they made their red carpet debut together at ...

The couple posed together at the premiere of Perry's concert film 'Katy Perry: The Lifetimes Tour - Live from Paris' on Monday, June 8 MJ Photos/Shutterstock Katy Perry and Justin Trudeau made their ...

Katy Perry and Justin Trudeau are committed to their future together. “Things between Katy and Justin are very serious,” a source exclusively tells Us Weekly. “After her split from Orlando [Bloom], ...