Cynthia Chiang, a cosmologist, builds telescopes and takes them to some of the most remote (and rugged) places on Earth, in search of radio-quiet spots where she can detect whispers from the very early cosmos. Her experiments use faint signals from hydrogen atoms to reveal what the universe was like when the first stars were born, and to study the era of cosmic dark before that first dawn.

Read the full article at Quanta Magazine:
https://www.quantamagazine.org/the-ex...

00:00 Cosmologist are search to answers to these mysteries.
00:38 How to look back in time using a radio telescope
01:45 What is a radio telescope
02:56 Traveling to rugged and remote locations in search of radio quiet zones
03:03 The search for Cosmic Dawn with the PRIZM experiment
04:42 Listening for the Dark Ages and the CMB with the ALBATROS experiment


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