How do telescopes work?

Learn about the incredible properties of light in Cosmos: A Space Time Odyssey



The keys to the cosmos have been lying around for us to find all along. The nature of beauty, the substance of stars and the laws of space and time were all within our grasp, but first we needed to devise a more powerful way of seeing. In Sunday night’s brand new episode of the epic space series Cosmos: A Spacetime Odyssey, discover how sparks of curiosity and desire for knowledge have enabled us, over time, to see the true beauty of the cosmos and understand its complexities.

Join Neil DeGrasse Tyson aboard the Ship of Imagination as he travels back in time to the scientists who were fascinated by the beauty and intriguing quality of light, and reveal how their findings have brought us out of the dark and allowed us to harness the power of light.

Tune into Cosmos: A Spacetime Odyssey ‘Hiding In The Light’ on Sunday 13th April at 7pm on National Geographic Channel.

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