Ursula Keller: SESAM ultrafast lasers and the world’s most accurate clock; 3D glasses and 500 million years of evolution.

Ursula Keller, SPIE's 2020 Gold Medal winner, talks about her
work on the SESAM laser and her plans for the future before
retiring. Senior editor Sue Petrie reads her editorial "What If"
from this month’s issue of Photonics Spectra, and a look at how
researchers at the University of Minnesota are studying
cuttlefish to better understand the human brain.


Ursula Keller is a professor of physics at ETH Zurich in
Switzerland.


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All Things Photonics is produced by Photonics Media and airs
every other Tuesday. You can find links to the stories mentioned
in the episode on our website, www.photonics.com/podcast.