I watched a bunch of PSAs from the 1940s. Here's what I learned.
Nestled in these quaint, hilariously outdated educational videos are health tips that stand up to today's scientific standards


To watch the videos mentioned in this podcast, and thousands more, visit the Prelinger Archives, hosted at the Internet Archive.
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Lindsey Kratochwill is a digital production assistant at TheWeek.com where she edits podcasts and videos. She also co-hosts a podcast for Popular Science and has written for Popular Science, Fast Company, and The Guardian, among other publications. She's an unapologetic science nerd and an apologetic Floridian.
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