1857

Heinrich Rudolf Hertz is born in Hamburg, Germany. Hertz proved Maxwell’s electromagnetic theory of light by engineering instruments to transmit and receive radio pulses using experimental procedures that ruled out all other known wireless phenomena. The unit of frequency – cycle per second – is named the “hertz” in his honor.

For further reading, https://en.wikipedia.org/wiki/Heinrich_Hertz

 

1924

The first presidential radio address is delivered by Calvin Coolidge. Broadcast from the White House, the talk is carried on five stations with an estimated five million listeners.

For further reading, https://en.wikipedia.org/wiki/Calvin_Coolidge

 

1997

In Roslin, Scotland, scientists announce that they have successfully cloned an adult sheep they named Dolly. The cell used in the cloning came from an adult sheep’s mammary gland, hence the name Dolly. As in Dolly Parton.

For further reading, https://en.wikipedia.org/wiki/Dolly_the_sheep

 

1999

The First Internet Bank of Indiana opens, becoming the first full-service bank accessible only through the Internet. Who knew it would take a couple of Hoosiers to start the first Internet bank?

For further reading, https://en.wikipedia.org/wiki/First_Internet_Bancorp