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Just How Big Is Space?
This video reveals the immensity of space by showing how its vast distances are measured and by examining the strange effects of Einstein's Theory of Relativity on space travel. Topics include the units of measure in astronomy; how scientists estimat...(more details) |
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Behind the Big Bang Theory
This Science Screen Report demonstrates how the Big Bang is thought to have occurred, and examines principles scientists use to support the theory. Beginning with the establishment of the concept in 1948, the program guides students through the detec...(more details) |
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The Sun and Stars
This video looks deep into space to learn how stars are born and how, eventually, they die. Each stage is covered: the formation of proto-stars, the nuclear ignition of main sequence stars, the cooling of red giants, the compaction of white dwarfs, a...(more details) |
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The Invisible Universe
In the darkness of space, invisible energy fills the vast regions between the stars. This video sheds light on intergalactic radio waves, microwaves, X-rays, deadly gamma rays, and other forms of energy not visible to the naked eye. Information on te...(more details) |
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Yesterday the Moon, Tomorrow Mars?
How did we get to the Moon? What have we accomplished in the years since? And what challenges lie ahead? To answer these questions, this video tracks the history of Projects Mercury, Gemini, and Apollo; touches on Skylab, the International Space Stat...(more details) |
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