According to legend, in 1945 an engineer by the name of Percy Spencer was working in front of an active radar installation.

As he was working, he noticed that a candy bar he had in his shirt pocket started to melt.

His investigation into the phenomenon resulted in a new technology that has

radically changed how we cook and live. Learn more about microwave ovens,

how they were invented and how they work on this episode of Everything Everywhere Daily. This episode is sponsored by Expedias Out Travel The System Podcast.

I know you love to hear the story behind the story, so let me tell you why I know you love to hear the story behind the story so let me tell you why I think you might

want to listen to the Expedia Podcast Out Travel the System. This season alone the show talks

to someone on a mission to visit every country in the world.

In case you're wondering the tally stands at 194 out of 197 countries.

There's the man who's visited and stayed at literally thousands of hotels who share some of his favorite unique

accommodations and experiences. Or how about the woman who has reached some deep

philosophical conclusions about travel and privilege in no small part because of

the pandemic.

Get all of this and more when you tune into the show, including larger insights about the future

of travel, as well as tips and tricks to maximize your savings for your next trip, whenever you feel ready to head out into the world again.

You can find out-travel the system on your podcast platform of choice.

The development of the microwave goes back to the early days of radio. Experimenters learned that if you use the proper frequency and enough power,

the radio waves could make your hands warm. This phenomenon is due to something

called dielectric heating. Before we get into too much of this discussion, I might as

well explain how dielectric heating works and hence how microwaves work.

Certain molecules are known as polar molecules.

One end of the molecule

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