Journey to the edge of the Universe

42:28

Quasars are the brightest and most powerful objects in our universe, and though they have shaped the cosmos, they might ultimately destroy everything that exists.

S6E7 • How the Universe Works • 2017 • Astronomy

59:03

Professor Brian Cox takes a flight to the top of earth's atmosphere, where he sees the darkness of space above and the thin blue line of our atmosphere below. Against the stunning backdrop of the glaciers of Alaska, Brian reveals his fourth wonder: Saturn's moon Titan, shrouded by a murky, thick atmosphere.

S1E3 • Wonders of the Solar System • Astronomy

18:53

Explained examines the possibility of extraterrestrial life and looks at why we have not yet found evidence for its existence despite efforts to look for it. It considers the Fermi paradox which suggests that given the vastness of the universe that there should be a great deal of extraterrestrial life in our galaxy. It also consider conspiracy theories about U.F.O.

S1E9 • Explained • 2018 • Astronomy

42:29

The discovery of extraterrestrial life might face an impossible challenge: the physics of the universe itself; but using cutting-edge tech, experts might be on the verge of a groundbreaking find -- and the evidence could already be in hand

S8E3 • How the Universe Works • 2020 • Astronomy

42:01

Asteroids strike, planets collide, black holes blast out death rays, volcanoes erupt and ice engulfs the planet. These are the universe’s weapons of extinction. They’ve happened before - wiping out entire species, and they will happen again. Are we next?

S3E6 • How the Universe Works • 2014 • Astronomy

10:33

Lunar days are about 14 Earth days long, and when night comes, temperatures plummet. But there are other issues to deal with as well. For instance, how can we overcome the moon's lack of atmosphere; difficult terrain with abrasive particles, and the effects of cosmic background radiation?

S1E4 • Destination: Moon • 2016 • Astronomy