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Featured Free Astronomy Titles


100 Best TED Talks
Motivational Speeches

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1 - 10 of 117 Titles
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1.
by Josh Bloom
Available on:
Online Audio

This course covers the Milky Way galaxy, star formation and the interstellar medium, galaxies, black holes, quasars, dark matter, the expansion of the universe and its large-scale structure, and cosmology and the Big Bang.

2.
by James Kaler
Available on:
Audio Download

In this lecture Professor James Kaler puts Earth in perspective within the solar system, the galaxy, and the whole universe.

3.
Available on:
Online Audio

Features highlights of the actual voices and sounds of the Apollo 13 mission during the most critical times of their near disaster in outer space.

4.
Available on:
Online Video

Neil Armstrong, Apollo 11 Commander and first person to walk on the moon, guides us through the history of the National Aeronautics and Space Administration in the half-century since its establishment in 1958.

5.
by Neil deGrasse Tyson
Available on:
Online Video

Scientists have made astounding progress in their grasp of the universe. But what remains to be understood?

6.
by Michio Kaku
Available on:
Online Video

What if we could find one single equation that explains every force in the universe?

7.
by Bradley Schaefer
Available on:
Online Video

Why were the motions of the Sun, Moon, and stars so important to ancient people? Investigate key astronomical directions noticed by all cultures.

8.
by Louis Allamandola
Available on:
Online Video

This course gives an overview of the excitement of astrobiology and space exploration, from the origin of our own biofriendly universe to questions of the future of mankind both on Earth and beyond.

9.
by Neil deGrasse Tyson
Available on:
Online Video

Ever wonder about the our vast, mysterious universe - but don’t have time to earn that PhD? Superstar scientist Neil deGrasse Tyson has come to the rescue with Astrophysics for People in a Hurry, the brilliantly witty guide you’ve been waiting for.

10.
by Carl Sagan
Available on:
Online Video

Carl Sagan, one of the pre-eminent astronomers of our time, talks about his book "The Demon Haunted World: Science as a Candle in the Dark", which explores the country's growing fascination with pseudo-sciences.

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