More episodes from Season 3
E1 • Parallel Universes
Some of the world's leading physicists believe they have found evidence proving the existence of parallel universes.
41m • 2004Some of the world's leading physicists believe they have found evidence proving the existence of parallel universes.
E2 • Light Speed
Could we ever travel faster than the speed of light?
42m • 2004Could we ever travel faster than the speed of light?
E3 • Sex In Space
Discover how the extreme environments of space exploration might affect human reproduction.
42m • 2004Discover how the extreme environments of space exploration might affect human reproduction.
E4 • Living In Space
Find out how realistic the space metropolises imagined in science fiction may be.
42m • 2004Find out how realistic the space metropolises imagined in science fiction may be.
E5 • Stopping Armageddon
Is it only a matter of time before an asteroid hits Earth and wipes out human civilisation?
42m • 2004Is it only a matter of time before an asteroid hits Earth and wipes out human civilisation?
E6 • Another Earth
Follow the work of scientists looking for alternative Earths as they scan and map the universe.
44m • 2004Follow the work of scientists looking for alternative Earths as they scan and map the universe.
E7 • Cosmic Phenomena
Discover how the sun has both helpful and harmful effects for life on Earth.
42m • 2004Discover how the sun has both helpful and harmful effects for life on Earth.
More like this
How The Universe Works
The UnXplained: Mysteries of the Universe
Doomsday: 10 Ways The World Will End
Killers Of The Cosmos
Ancient Aliens
The Unxplained With William Shatner
Last Exit: Space
Secrets Of The Underground
Holy Marvels With Dennis Quaid
What On Earth?
Mysteries Unearthed With Danny Trejo
The Proof Is Out There
Alien Encounters: Declassified
Alien Encounters: Fact Or Fiction
The Unbelievable With Dan Aykroyd
Life After People
Beyond Skinwalker Ranch
Mysteries of the Deep
Secrets Declassified With David Duchovny
