When Will Humans Live on Mars?

44:06

To determine the true age of the Earth, geochemist Clair Patterson developed the uranium-lead dating method to make an unprecedented discovery - calculating Earth's age of 4.5 billion years. But Patterson's groundbreaking discoveries were just beginning. Patterson made it his mission to draw public attention to the detrimental effects of lead in the environment and dedicated his career to fighting against the petroleum and chemical industry, eventually achieving public health's biggest victory of the 20th century.

S1E7 • Cosmos: A Spacetime Odyssey • 2014 • Astronomy

42:00

We strip apart comets, peeling away their dusty layers and their iconic tails to reveal the secrets of these mysterious visitors from deep space.

S1E6 • Strip the Cosmos • 2014 • Astronomy

44:10

The first episode of Space Voyages looks at the Mars Curiosity Rover - an incredible 21st century machine. And it would never have been possible without the accomplishments of early NASA astronauts and engineers. Everything was new – rocket science, astronaut survival – even simply steering in space! This is the story of how both humans and robots laid the foundations for space exploration that continues today.

S1E1 • Space Voyages • 2013 • Astronomy

59:09

History in the making; the inside story of the Artemis II mission around the moon and back. Four astronauts - Reid Wiseman, Victor Glover, Christina Koch and Jeremy Hansen - have just completed a ten-day mission going deeper into space than anyone has gone before. They are the first humans to circumnavigate the moon since 1972.

2026 • Astronomy

42:04

New discoveries reveal an astonishing supermassive black hole that was born during the earliest days of the cosmos, and finding out how this giant grew so large so quickly may help to explain the very formation of the universe itself.

S9E9 • How the Universe Works • 2021 • Astronomy

5:02

Could parallel universes exist? If so, what would they look like and how would they form?

Astronomy