Orcas are at the top of the food chain, but it is unprecedented that they would go after a great white shark. From the boat, whale watchers and experts alike are shocked by what they see.

"Girls Just Want to Have Fun" is a song written by and first recorded by American musician Robert Hazard. However, it is much better known as a single by American singer Cyndi Lauper.

Actors Neil Patrick Harris and Cobie Smulders sit down with Entertainment Weekly to talk about the relationship between their characters Barney and Robin on the show How I Met Your Mother.

Coldplay perform "Viva la Vida" at the BBC Radio Theater. Although the title of the song is taken from a painting by Mexican artist Frida Kahlo, the lyrics contain many historical and biblical references. The song won "Song of the year" at the Grammy awards.

In this episode of SciShow Kids, Jessi talks about how solar eclipses occur, and why they can only be seen from certain locations.

Seattle artist Matt Sellars shows off the Clovis Point, a skateboard of his own design. Check out a few scenes from its construction and test drive!

David and Ben Crystal explain why Shakespeare verses read with Original Pronunciation convey very different emotions and open up another level of understanding.

David Gilmour of the legendary British rock band Pink Floyd performs "Wish You Were Here" live and unplugged.

Scottish DJ Calvin Harris pulled a number of collaborators onto the stage for his performance at the BBC Music Awards. John Newman sings "Blame," which is followed directly by "Outside" featuring Ellie Goulding.

Theresa May gives her first speech as Britain's new prime minister, outlining her priorities for the UK with a focus on domestic issues.

"You're a fishmonger!" By taking a closer look at Shakespeare's words, and particularly his insults, we can see why he is known as a master playwright whose works appeal to audiences all over the world.

Red meets David's friends Debs and Darrell, and their children Charlie and Holly. While playing hide and seek with Charlie and Holly, Red finds the perfect hiding place.

British rock band Queen performs "Don't stop me now" with legendary frontman Freddie Mercury. Enjoy!

Selena Gomez tells us the stories behind her most talked about Instagram photos.

Ed Sheeran performs an acoustic version of his song "Photograph," which has been certified double platinum in several countries.