The star of the film Elf, Will Ferrell, returns to Billy on the Street for a very special holiday lightning round! Watch how New Yorkers react when Will and Billy demand holiday cheer!

Justin Bieber shows BBC Radio 1 how he spends his free time at home.

Although no one will ever be completely certain why it occurred, many things have been learned about both species from the attack.

Bruno Mars performs "24K Magic" in the Live Lounge for BBC Radio 1 and BBC Radio 1Xtra. Enjoy!

The British Empire spread across the world starting in the late sixteenth century, bringing back many new words and phrases that were introduced into the English language.

Metallica performs their first ever BBC session at Maida Vale, playing "Atlas, Rise!" from their latest album Hardwired... To Self-Destruct.

English singer and songwriter Dua Lipa performs her fifth single "Blow Your Mind (Mwah)" in the BBC Radio 1 Live Lounge. Her self-titled debut album is set to be released on February 10, 2017.

Georgian-British singer-songwriter Katie Melua sings her lovely song "The Walls of the World."

Over the last two decades, the environmental crisis of Florida’s Lake Okeechobee has continued to worsen and dominate local headlines. The lake is the nation’s second largest freshwater lake, but due to years of missteps, it’s been producing massive amounts of toxic algae that have closed beaches, destroyed businesses and poisoned swimmers.

On stage at Cannes Lions, game designer and author Jane McGonigal showcased research demonstrating the power that gaming can have in the real world.

Florida might seem like paradise, but water contamination is a big problem, affecting not only the environment, but businesses and the health of the residents.

"Free Fallin'" is the opening track from Tom Petty's 1989 solo debut album, "Full Moon Fever." It was nominated for a Grammy Award for Best Male Rock Vocal Performance.

Nicole Williams discusses how a little extra effort can pay off when you go to a job interview.

The New England Patriots erased a 25-point deficit en route to a stunning 34-28 overtime victory over the Atlanta Falcons, giving Patriots quarterback Tom Brady his fifth Super Bowl title.

This interview with a young Demi Moore covers a number of topics, including maturity, motherhood, and problems faced by women in Hollywood.