This hour, an assortment of topics.

First up: why future COVID-19 boosters may be administered through the nose.

Next, we learn all about masks.

Finally: we get up to speed on the Winter Olympics.

GUESTS:

• Dr. Akiko Iwasaki - The Waldemar Von Zedtwitz Professor of Immunobiology at Yale University, and an Investigator of the Howard Hughes Medical Institute. Dr. Iwasaki is on a team studying nasal COVID-19 boosters. 
• Aaron Collins - A mechanical engineer with a background in aerosol science, who tests and evaluates masks on his YouTube channel, and publishes all the data in a Google doc.
• Ben Waterworth - An Australian journalist, radio host, and host of many podcasts, including “Off The Podium,” a podcast about the Olympics. 

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