A 3-way bulb contains two filaments, and these filaments have differing wattages. Depending on the setting, the filaments operate separately or together to create the appropriate amount of light. Learn more about 3-way bulbs in this HowStuffWorks podcast.
Jun 8
How Did William the Conquerer Transform England?
In the year 1066, the illigitimate son of a Norman duke conquered England and became its king, changing English history (and language!) forever. Learn how William the Conquerer rose and ruled in today's episode of BrainStuff, based on this article: https://history.howstuffworks.c ... Show More
11m 36s
<p>How do fireworks work? From the basics to fully choreographed displays, we take a look at the tech of making stuff go boom.</p><p> </p> Learn more about your ad-choices at <a href="https://www.iheartpodcastnetwork.com">https://www.iheartpodcastnetwork.com</a><p>See <a href="ht ... Show More