First person: A scientist's discovery puts space into focus - a podcast by WBUR & NPR

The James Webb Space Telescope is NASA, the European Space Agency and the Canadian Space Agency's most ambitious space observatory ever. A million miles away from Planet Earth, it is designed to look back to the beginnings of the universe.

In this 'First Person,' we hear from Robert Gonsalves, creator of the phase retrieval imaging technique now being used by the James Webb Space Telescope.

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