Daniel notices that the abbreviation for pound is lb.

There is no L or B in the word pound.

He wants to know why.

The answer goes back two thousand years to a Latin phrase that got split in half on its way to English. The word pound came from one part. The abbreviation came from the other. They travelled down different paths through history and never came back together.

The Latin word at the center of it all is libra -- meaning scales, balance, weight. And that one word connects more than most people expect.

What you will find in this episode:

• What the Latin phrase libra pondo actually meant -- and how it split into two different English things
• Why the word and the abbreviation carry two different pieces of the same ancient history
• How libra also gave us the zodiac sign Libra and the Britis ...