Why, sung by Sabrina Carpenter in an "electropop" style, is all about contrasts. A conversation in a restaurant between Sabrina and her boyfriend sets the stage for a song about all their differences and how, for some mysterious reason, they still get along fine.

At the University of Sydney, physicist Derek Muller explores the possibility of an anti-gravity wheel through a series of field tests.

This song from Schoolhouse Rock is to help kids understand about bones. Without bones, we're just blobs. It was written by George Newall and sung by Jack Sheldon.

Lara Boyd concludes her fascinating talk on the brain, explaining how personalized medicine and biomarkers can apply, not just to recovery from stroke and cancer treatment, but to teaching and learning in everyday life.

Georgian/British singer-songwriter Katie Melua performs "Forgetting All My Troubles" from her album Secret Symphony.

Sigrid talks about some important words starting with "M" and gives us some tips about using many and much with countable and uncountable nouns.

"Halloween Night" is a children's Halloween song designed to give kids a gentle introduction to Halloween and the traditional creatures and monsters associated with the celebration. Happy Halloween!

Australian-born singer-songwriter Stu Larsen made a decision to leave behind normality, security and comfort, choosing to live as simply as possible and to follow the opportunities that lay themselves down in front of him. He has no home. He sings this foot-tapping country song based very loosely on the story of Bonnie and Clyde.

This is the trailer for Quentin Tarantino's indy noir masterpiece that made him one of America's most respected filmmakers, made stars of Uma Thurman and Samuel L. Jackson, and revived John Travolta's sagging career. The film combines the stories of four groups of hoods in Los Angeles.

Ed Sheeran wrote this uplifting African-inspired song about hope with Fuse ODG in Ghana. The song's title and refrain, Bibia be ye ye, is in Twi, a language spoken in Ghana and translates to "Everything will be all right." Shot by Ghanaian director, Gyo Gyimah, the video focuses on Ghana's rich culture – from the food to the people – following different Ghanaians as they lip sync and dance to the infectious song.

Discover the new Nespresso commercial starring George Clooney and Jack Black. George is his usual charming self, and Jack Black is desperately trying to impress a woman, to the point of Italianizing his name.

Penny is dancing with another guy to Great Balls of Fire while Timmy shyly looks on. But then something happens... The music for the final scene is the hit song from both 1963 and 1977 Da doo ron ron. These nonsense syllables were originally intended as placeholders until lyrics for those lines could be written, but they caught on, and were kept as actual (though nonsensical) lyrics.

Eliza Doolittle is interviewed before she and her band set off on tour. She is one of eight children and the daughter of parents involved in the performing arts. She speaks about the influence of the Beach Boys, the Kinks, and other artists, and gets a good ribbing for being an Arsenal fan, as well as for her poker playing.

British singer-songwriter Anne-Marie performs Ciao Adios, whose title uses both the Italian and the Spanish words for "bye." It's a break-up song, but rather than crying herself to sleep, the girl is getting over it and moving on in the midst of fast-paced lyrics and contagious dancehall-inflected rhythm.

Sigrid talks about a different way to say "OK," which involves the letter "L." Not everyone pronounces "L" the same way, and it can be hard to understand sometimes.