Nitrogen
If aliens were to look at the Earth through a telescope from far away and analyze our atmosphere, they would find that the dominant element is nitrogen. Nitrogen makes up 78% of our atmosphere, and it...
29 Syys 202313min
Examining The Zipper (Encore)
I’m guessing that almost everyone listening to this podcast has, within the last 24 hours used a zipper. They are ubiquitous at this point and most people have never given them much thought. Yet, its...
28 Syys 20239min
The Battle of Marathon
In the year 490 BC, one of the most pivotal battles in world history took place. Just north of the City of Athens, Persian and Greek forces clashed in what was to be the first of several Persian atte...
27 Syys 202312min
How Blockchains Work
One of the biggest innovations in computing over the last several years has been the blockchain. There have been a host of companies that have hyped products using a blockchain. Blockchains are the b...
26 Syys 202314min
Introduction to Rocks and Minerals
Under your feet and all around you are rocks and minerals. Many times in your life, you have probably picked up a rock and looked at it. You might have climbed over rocks and mountains and never give...
25 Syys 202313min
The History of Chocolate (Encore)
Around 3,500 years ago, the people of Central America discovered something marvelous: the cacao bean could be used to create a fermented beverage that was unlike anything they had experienced. For ce...
24 Syys 202312min
The Incredible Life of Nellie Bly
In 1864, Elizabeth Jane Cochran was born in Cochran Mills, Pennsylvania. At the age of 18, she began a career as a journalist writing under a pen name. During her career, she became a pioneer in both...
23 Syys 202312min
Emperor Maximillian I of Mexico
In 1864, Maximilian, the son of Archduke Franz Karl of Austria and a member of the Hapsburg dynasty, arrived in Mexico. He had never been in Mexico before and, for that matter, had never even been any...
22 Syys 202314min
