Could there ever be such a thing as a gravity telescope? A device that could measure not the effects of gravity, but gravity itself. What would the universe look like through one of those devices? Right now, we only know gravity by its influence on the movement of other objects.
In this Cosmic Queries episode, Neil deGrasse Tyson answers fan questions about radio and microwave telescopes, from the Hubble to the VLA to the James Webb Space Telescope.
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