Asteroids and other cosmic objects fill our solar system, and Earth could be in the path of many of them. This Discovery Channel documentary reveals the planet's precarious position in the cosmos and what scientists are doing to prevent catastrophe.

A scientist dreams of prehistoric monsters. He awakes in a cavern. A dinosaur chases him, even though he tries to shoot it with his revolver. The chase continues onto the surface. The professor meets a group of prehistoric women, who flee when other monsters appear. The professor's wife finds him sleeping in the laboratory, surrounded by fossils, and wakes him with water from a siphon. This short film is only viewable at the BFI, and its generally believed to be the first film depiction of dinosaurs, here accomplished through the use of simple pantomime costumes.

在这部由乔恩·费儒和《地球脉动》制片团队联合制作的史诗级纪录片中，观众将以前所未有的方式体验这世界的奇观，回到那雄伟的恐龙和非凡的生物在陆地、海洋和天空中漫游的时期。

Dripping with kid friendly sarcasm, this series presents various animals from several periods that thrived during the age of dinosaurs and explains how they thrived, reproduced and co-existed.

They left their seedy London pubs to seize their opportunity in L.A. But their cheeky attitude could have them sent back!

An amateur short stop-motion animation about a simple adventure of a caveman, filmed by a young Tim Burton.

A crew of enthusiasts sets out in a monoxyl, a vessel carved from a tree trunk, on a journey across the Aegean Sea. Their goal is to verify how the first farmers could have traveled from Asia Minor to Europe 9,000 years ago. The documentary reveals new facts about ancient European history.

Major real-life air disasters are depicted in this TV series. Each episode features a detailed dramatized reconstruction of the incident based on cockpit voice recorders and air traffic control transcripts, as well as eyewitnesses recounts and interviews with aviation experts. Sometimes, interviews with investigators who dealt with the disaster or even actual footage are featured.

Dangerous sports moments caught on tape.

In the opening years of the new millennium, two mutually dependent families attempt to extricate themselves from their own entangled web of dishonesty.