Time-lapse movies explore the natural world

Video: Photographers entering Nikon's Photomicrography Competition captured stunning time-lapse images of organisms at work.

New details on what may have sent Demi to hospital

Video: Friends of Demi Moore told People magazine the 49-year-old actress had wanted to look thin and youthful.

Beatboxing cellist astounds viewers

Video: Kevin Olusola is a 23-year-old Yale graduate who is also a groundbreaking YouTube musician for his revolutionary cello playing.

Kristen Bell has meltdown over sloth

Video: The star stopped by 'The Ellen DeGeneres Show' with some hilarious home video footage from her 31st birthday when she finds out that her fiance has brought a sloth to her party.

Woman set to marry Seattle building

Video: Babylonia Aivaz's bride-to-be is a 107-year-old warehouse that sits at 10th and Union in the Capitol Hill neighborhood. She has been planning to enter into what she described as 'a gay marriage' with the building.

Teen repeats any word backward instantly

Video: Alyssa from Poteau, Okla., can repeat any word you say to her backwards without blinking an eye.

Girl slaps mom with piece of pizza, saves life

Video: 7-year-old Rita Lawlor saved her mom's life by slapping her with a slice of pizza and calling 911.

Whirlwind weeks for formerly homeless student

Video: Samantha Garvey’s journey from being homeless to the national spotlight.

Homeless teen 'in awe' over trip to SOTU

Video: Homeless teen Samantha Garvey has gone from a shelter to Washington, D.C., where she was invited to watch the State of the Union Address on Tuesday.