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Seeing double - Looking at the Universe with gravity's eyes (Free Astronomy Public Lectures)

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Manage episode 227132912 series 2483540
Content provided by Swinburne Commons and Swinburne University of Technology. All podcast content including episodes, graphics, and podcast descriptions are uploaded and provided directly by Swinburne Commons and Swinburne University of Technology or their podcast platform partner. If you believe someone is using your copyrighted work without your permission, you can follow the process outlined here https://podcastplayer.com/legal.
Presented by Dr Thomas E. Collett on Tuesday 14 November 2017.
Einstein's theory of general relativity predicts that light rays are bent when they travel past a massive object. In this talk, we will explore tests of this prediction and view some of the spectacular consequences of light bending: gravitational lenses. These gravitational lenses let us directly measure where the mass is in the Universe, and the results imply that the Universe is mostly made of an exotic substance called dark matter.
  continue reading

90 episodes

Artwork
iconShare
 
Manage episode 227132912 series 2483540
Content provided by Swinburne Commons and Swinburne University of Technology. All podcast content including episodes, graphics, and podcast descriptions are uploaded and provided directly by Swinburne Commons and Swinburne University of Technology or their podcast platform partner. If you believe someone is using your copyrighted work without your permission, you can follow the process outlined here https://podcastplayer.com/legal.
Presented by Dr Thomas E. Collett on Tuesday 14 November 2017.
Einstein's theory of general relativity predicts that light rays are bent when they travel past a massive object. In this talk, we will explore tests of this prediction and view some of the spectacular consequences of light bending: gravitational lenses. These gravitational lenses let us directly measure where the mass is in the Universe, and the results imply that the Universe is mostly made of an exotic substance called dark matter.
  continue reading

90 episodes

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