Podcast Episodes
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A History of Lead (Encore)
Episode 1738
Sometime around eight to nine thousand years ago, ancient people in Asia Minor found a very dull grey metal that turned out to be easy to manipulate …
1 year, 4 months ago
The Kuiper Belt and the Oort Cloud
Episode 1737
The Solar System is a pretty big place. When most people think of our Solar System, they probably think of the Sun, the planets, and all their moons.…
1 year, 4 months ago
The History of the Guitar
Episode 1736
One of the most popular instruments in the world is the guitar.
The guitar is the primary instrument in many popular forms of music today.
Yet, this …
1 year, 4 months ago
The Reign of Terror
Episode 1735
For a 10-month period from September 1793 to July 1794, the nation of France went through a period which could only be called insanity.
In the afterm…
1 year, 4 months ago
Open Source Software
Episode 1734
Computer software seems to be everywhere. No matter what kind of computer you use or where you use it, all computers use software.
That is the entire…
1 year, 4 months ago
The History of Pasta (Encore)
Episode 1733
There is a very good chance that many of you listening have had pasta, maybe within the last week.
Pasta is a simple, affordable food that comes in a…
1 year, 4 months ago
Mass Extinction Events
Episode 1732
We like to think of the Earth as a very stable place. While there might be seasonal variation in the weather, things don’t really change that much wi…
1 year, 4 months ago
Questions and Answers: Volume 29
Episode 1731
If you happen to live in the Northern Hemisphere, April is a time when days get longer, the temperature gets warmer, and things start to become green…
1 year, 4 months ago
The Crimean War
Episode 1730
In the mid-19th century, Europe saw what was perhaps its largest war since the end of the Napoleonic Wars.
The war was ultimately fought over who wou…
1 year, 4 months ago
Attila the Hun (Encore)
Episode 1729
During the 5th century, one name struck fear into the hearts of almost every European: Attila, leader of the Huns.
For a period of almost 20 years, A…
1 year, 5 months ago