On this day in 1902, mechanical engineer Willis Carrier completed his design for what would become the first modern air conditioner.

On this day in 1902, mechanical engineer Willis Carrier completed his design for what would become the first modern air conditioner.

From the desk of “Stuff You Missed in History Class,” “This Day in History Class” quickly recounts a tidbit from today’s events in history.

This Day in History Class

Willis Carrier designs the first modern air conditioner - July 17th, 1902

https://api.omny.fm/orgs/e73c998e-6e60-432f-8610-ae210140c5b1/clips/3ab2625c-dfc9-48a9-b1e6-b04200fd9470/transcript

On this day in 1950, the laugh track made its TV debut on “The Hank McCune Show.”

On this day in 1950, the laugh track made its TV debut on “The Hank McCune Show.”

https://api.omny.fm/orgs/e73c998e-6e60-432f-8610-ae210140c5b1/clips/2552a391-180f-41d6-bb77-b1e601409b9e/transcript

On this day in 1899, Carnation evaporated milk was produced for the first time in Kent, Washington.

On this day in 1899, Carnation evaporated milk was produced for the first time in Kent, Washington.

https://api.omny.fm/orgs/e73c998e-6e60-432f-8610-ae210140c5b1/clips/e322b891-f580-48eb-8abb-b1e300f602f9/transcript

On this day in 1991, a group of AIDS activists draped a giant, inflatable condom over the home of North Carolina Senator Jesse Helms.

On this day in 1991, a group of AIDS activists draped a giant, inflatable condom over the home of North Carolina Senator Jesse Helms.

https://api.omny.fm/orgs/e73c998e-6e60-432f-8610-ae210140c5b1/clips/5811062d-fa5e-4358-a850-b1e20138e66a/transcript