Ethan Shaw
(707)-621-0989
Tuesday, October 21, 2025
Saturday, October 18, 2025
The science of laughter - Sasha Winkler
Explore the common scientific theories about why humans laugh, and how this universal behavior evolved.
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Isn’t it odd that, when something’s funny, you might show your teeth, change your breathing, become weak and achy in some places, and maybe even cry? In other words, why do we do this bizarre thing that is laughter? Since there’s no archaeological record of laughter, it’s impossible to say exactly how and why it evolved, but scientists have some theories. Sasha Winkler digs into the reflex.
Lesson by Sasha Winkler, directed by Hanna Rybak.
Animal vocalization sounds are courtesy of Dr. Jaak Panksepp, Schwing, R., Nelson, X. J., Wein, A., & Parsons, S. (2017). Positive emotional contagion in a New Zealand parrot. Current Biology, 27(6), R213-R214.
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Ethan Shaw
(707)-621-0989
Thursday, October 16, 2025
Sunday, October 12, 2025
Thursday, October 9, 2025
Expert Answers | Why do we need ethics in AI?
Artificial intelligence expert Houssam Abbas explores questions of ethics in AI for applications like autonomous vehicles. He describes how his lab approaches the problem of programming ethics into AI.
Ethan Shaw
(707)-621-0989
Monday, October 6, 2025
Friday, October 3, 2025
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