The Pale Blue Dot is a photograph of planet Earth taken in 1990 by Voyager 1 from a record distance, showing it against the vastness of space. By request of...

"The Unbroken Thread" is the fourth video in the Symphony of Science series, and it features David Attenborough, Jane Goodall, and Carl Sagan. The clips used in this installment come...

A musical tribute to two great men of science.Carl Sagan and his cosmologist companion Stephen Hawking present: A Glorious Dawn - Cosmos remixed. Almost all samples and footage taken from...