了解宇宙如何运行 - Season 7 Episode 8 寻找外星生命

328 / 5 000 The Kremlin's strategy consists of infiltrating places of power throughout Europe and securing the services of more or less lucid...

Carl Sagan covers a wide range of scientific subjects, including the origin of life and a perspective of our place in the universe.

This series explores the lives and work of noted modern-day astronomers, taking the viewer into the farthest reaches of outer space in search of...

The brother-sister duo of Charlie and Kirby Engelman hosts this series that explores the science between the planet and its wildlife. A different...

Space Time explores the outer reaches of space, the craziness of astrophysics, the possibilities of sci-fi, and anything else you can think of beyond...

From training to launch to landing, this all-access docuseries rides along with the Inspiration4 crew on the first all-civilian orbital space mission.

Hosted by Morgan Freeman, Through the Wormhole explores the deepest mysteries of existence - the questions that have puzzled mankind for eternity....

Constable Benton Fraser, an officer of the Royal Canadian Mounted Police, is attached to the Canadian consulate but works with Chicago Police...

In a quest for world domination, the Nazis built some of the biggest and deadliest pieces of military hardware and malevolent technology in history....

Stephen Hawking draws on 40 years of research to answer some of life's most compelling questions.

Globe Trekker is an adventure tourism television series produced by Pilot Productions. The British series was inspired by the Lonely Planet...

On the 150th anniversary of its founding, Kevin Costner explores Yellowstone National Park to find out if it's still as wild and untouched as it was...

From the planets to the stars and out to the edge of the unknown, history and science collide in a wondrous yet deadly adventure through space and...

Did intelligent beings from outer space visit Earth thousands of years ago? From the age of the dinosaurs to ancient Egypt, from early cave drawings...

The high commander of an alien expedition lands on Earth -- what he considers to be the least-important planet -- in human form as Dick Solomon....

Spaced: the anti-Friends, in that it examines the lives of common 20 somethings, but in a way that is more down to earth and realistic. Here we have...