peta2: At only 16 years old, Tia Blanco is already one of the top women surfers in the world. Learn how her vegan diet has helped Tia surf her way to the top!

If a hotel with an infinite number of rooms has an infinite number of guests, how could it free up space when new guests arrive? Hilbert's “Grand Hotel” paradox has fascinated mathematicians, physicists, philosophers, and theologians, as it encourages another way of thinking about the notion of infinity.

Schrodinger’s hypothetical experiment involved putting an unfortunate cat into a box with a Geiger counter and a vial of deadly poison. Until the box was opened, the cat could be said to be alive, or dead… or possibly in both of these states simultaneously.

The philosopher Friedrich Nietzsche questioned the ability of science to explain and give meaning to our world, daring us to think critically not only about religion, but science, and knowledge itself. Learn all about his ideas in this fun video inspired by vintage video games.

After the rains, there is enough water and food for all to share in the desert and Saguaro National Park can bask in all its glory.

In Apple’s award-winning ad entitled “The Underdogs," we see how four colleagues put together a presentation and prototype in just two days using the company's products and technology.

Jimmy Carter asks Adam Sandler about some biting criticism he had received in regard to his Saturday Night Live appearances. They also talk about the old days, Sandler's various characters, and his movie The Wedding Singer.

In this scene from the classic British sitcom Only Fools and Horses, Del Boy and Rodney are left stranded when their van breaks down on the way to a party, and they really don’t want to be seen in their costumes!

This film, set in the industrial North of England in the nineteen fifties, opens in a school classroom where Mrs. Hardy has gone to fetch her son after the school day. She generally stops in to chat with his teacher, Miss Thompson, much to her husband’s displeasure when he comes home from the factory expecting to find food on the table.

Mrs. Hardy does her best to deflect her son’s questions about his schoolteacher, Miss Thompson. The boy enjoys school, but the idea that one day he’ll go to college to study art is not one his grandfather has any time for.

It’s the weekend, and young Victor’s parents aren’t getting along well at home. It’s a relief when his mother takes the boy over to a friend’s house to play.

Mr. Hardy is quite hurt by Victor’s success and reacts angrily, accusing his wife of paying more attention to Miss Thompson than to him.

A shock awaits Victor and Mrs. Hardy when they visit the school headmaster in search of news about Miss Thompson.

Mrs. Hardy and Victor journey home, saddened and puzzled by Miss Thompson’s abrupt departure. Later, Victor plays with his friend Andy by the railway line, and they talk about their mothers and teachers.

Chris Pratt is a big star in the US, having acted in "Guardians of the Galaxy" and many other movies, but do New Yorkers even care?