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Explore the cutting edge of human achievement. Journey to the deepest reaches of space. Dive into the mysterious physics of quantum realms. Fly with astronauts into hostile extraterrestrial realms.
Exoplanets: Thousands of New Worlds
Scientists, challenging traditional planetary thinking, reveal the existence of exoplanets.
Secrets of Size: Atoms to Supergalaxies
S1, EP1 "Going Small"Jim Al-Khalili looks at the universe across its vast range of size, ranging from the tiniest objects measuring just a few atoms, to vast structures consisting of hundreds of thousands of interconnected galaxies.
Secrets of Size: Atoms to Supergalaxies
S1, EP2 "Going Big"From out world to the edges of space, Jim Al-Khalili explores the vastness of the cosmos.
Infinity
"Everything or Nothing?"Asking the question of whether the universe is indeed infinite or finite; perhaps there are an infinite number of other universes, possibly existing in different dimensions.
Infinity
"The Scale of Things"Whilst the size of the universe is still unknown, it looks very likely that the universe is infinite; looking at the possibility of infinity in both directions, from the infinitely large to the infinitely small.
Infinity
"The Beginning?"It is thought that the big bang was the beginning of space, matter and time, and that all space and matter were created from absolutely nothing; new understanding suggests that this might not be the case.
Cosmic Journeys
S1, EP31 "Day of the Asteroid"Scientists develop new defensive technology to prepare Earth for a close encounter with a destructive asteroid.
Asteroids - A New El Dorado In Space?
States and corporations around the world are now investing in the field of asteroid mining activity.