How the Universe Works · S4 · E7
The First Oceans
For years, scientists suspected that the oceans came from molecules delivered to Earth from distant stars by asteroids, but a new discovery suggests that their true origins may be more exotic.
About this episode
For years, scientists suspected that the oceans came from molecules delivered to Earth from distant stars by asteroids, but a new discovery suggests that their true origins may be more exotic.
Season 4
1How the Universe Built Your Car
42 minJul 14, 2015
Beneath the hood of your car lies the history of the Universe. The iron in your chassis, the gold in your stereo and the copper in your electronics all owe their existence to violent cosmic events that took place billions of years ago.
2Earth, Venus's Evil Twin
42 minJul 21, 2015
An examination of Venus; and what it may indicate about Earth's future.
3Monster Black Hole
42 minJul 28, 2015
A look inside the supermassive black hole in the center of the Milky Way to discover terrifying secrets about parallel universes, wormholes, and space-time.
4Edge of the Solar System
42 minAug 4, 2015
Huge magnetic bubbles millions of miles wide; strange invisible matter, and a death star tearing through bands of icy comets, flinging them into violent orbits.
5Dawn Of Life
42 minAug 11, 2015
Discovering how life on Earth came to be; the possibility that life on Earth come from another planet.
6Secret History of the Moon
42 minAug 18, 2015
The incredible secrets of the moon are revealed; the moon might be responsible for life on Earth.
7The First Oceans
42 minAug 25, 2015Now viewing
For years, scientists suspected that the oceans came from molecules delivered to Earth from distant stars by asteroids, but a new discovery suggests that their true origins may be more exotic.
8Forces of Mass Construction
42 minSep 1, 2015
Scientists attempt to understand how this strange force of magnetism works.