How Do Telescopes Work? | Earth Science

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Greg Foot explains the inner workings of a telescope. Science has come a long way since the first two lens prototype invented back in 1608. Subscribe for more awesome science: http://bit.ly/SubscribeToEarthLab 1 http://www.space.com/21950-who-invented-the-telescope.html 2 http://astro.uchicago.edu/vtour/inside/stats.html 3 http://www.gtc.iac.es/gtc/gtc.php 4 http://www.space.com/22505-worlds-largest-telescopes-explained-infographic.html 5 https://www.nasa.gov/mission_pages/hubble/story/index.html 6 http://www.spitzer.caltech.edu/mission 7 https://kepler.nasa.gov/Mission/faq/#a4 Welcome to BBC Earth Science! We answer all your curious questions about science in the world around you. If you have a question let us know in the comments on any of our videos and it could be answered by one of our Earth Science experts.

Published 2017-05-18 · Watch on YouTube ↗
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