Watch stargazing challenges HDtoday. Blue Peter presenters Helen Skelton and Barney Harwood want to learn more about the solar system so they challenge scientists Helen Czerski and Jem Stansfield to find out more. They look at how to make telescopes and rockets, and use a toilet roll to measure the distances between planets.
01985HD
An Educational Favorites VHS from the NATURE SERIES featuring Leonard Nimoy
72019HD
The first American space station Skylab is found in pieces scattered in Western Australia. Putting these pieces back together and re-tracing the...
7.32022HD
NASA's James Webb Space Telescope, from its conception to completion.
6.22017HD
CERN and the University of California-Santa Barbara are collaborating in the search for the elusive substance that physicists and astronomers believe...
02001HD
214 million years ago a gigantic meteorite broke up and impacted Earth. 65 million years ago, the impact that killed the dinosaurs occurred where the...
02022HD
From the territories of the Arctic to the farthest reaches of the universe, Worlds of Ice shows us the astonishing omnipresence of ice.
8.71999HD
Chaco Canyon, located in northwest New Mexico, is perhaps the only site in the world constructed in an elaborate pattern that mirrors the yearly...
102007HD
Cave paintings and lunar calendars exist in the caves and remains of prehistoric hunters studied recently. What if Prehistoric Man were clever enough...
02000HD
This feature-length documentary is a portrait of eclipse chasers, people for whom solar eclipses - among nature's more spectacular phenomena –...
6.92017HD
The first feature from Alison McAlpine is a dialogue with the heavens—in this case, the heavens above the Andes and the Atacama Desert in...
102026HD
For the first time since the legendary Apollo missions over 50 years ago, humans are once again setting out for the Moon on April 1, 2026....
3.72008HD
This movie explores the saga of the telescope over 400 years - the historical development, the scientific importance, the technological...