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The Pentagon

"The shape of the Pentagon was not predetermined. It was a shape that was based upon the amount of land that they had, and the ease to move about in a building.” Department of Defense Senior Historian Thomas Christianson talks about the construction of what is now the largest office space in the U.S. The Pentagon covers 6.6 million square feet, both five stories above ground, and two below.

Sounds of the Time: The Lennon Sisters

Every Saturday night for 13 years the Lennon Sisters graced television screens across the country ... more

Bill Remembers: Columbine

Bill Kurtis remembers the tragedy at Columbine High School and calls into question the reasons ... more

First Handheld Calculator

The first scientific pocket calculator hit the market in 1972. It was the HP 35. It got its name ... more
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