Episode – 1319 : Phrenology Podcast Transcript In the 19th century, a new discipline swept over the medical and legal professions. This belief held that a person’s personality could be […]
Episode – 1313 : All About Eggs
Episode – 1313 : All About Eggs Podcast Transcript Every day around the world, over a billion eggs are consumed. Eggs have become a staple food product used both by […]
Episode – 1272 : The Black Death
Episode – 1272 : The Black Death Podcast Transcript During the 14th century, the world saw one of its most traumatic episodes. A plague spread through Asia, Europe, the Middle […]
Episode – 1256 : Copper
Episode – 1256 : Copper Podcast Transcript When humans first learned how to work with metal, the very first metal they used was copper. Copper was easy to shape, easy […]
Episode – 1231 : The Element Mercury
Episode – 1231 : The Element Mercury Podcast Transcript Since the dawn of human history, humans have been aware of a seemingly miraculous substance. It was a substance that had […]
Episode – 1193 : The World’s Oldest Things
Episode – 1193 : The World’s Oldest Things Podcast Transcript People are fascinated by extremes. We are interested in the biggest, strongest, fastest, and tallest. I’m certainly no exception. One […]
Episode – 1189 : Antibiotics
Episode – 1189 : Antibiotics Podcast Transcript One of the biggest changes to humanity over the last 100 years has been the increase in life expectancies. One of the biggest […]
Episode – 1174 : Nellie Bly
Episode – 1174 : Nellie Bly Podcast Transcript In 1864, Elizabeth Jane Cochran was born in Cochran Mills, Pennsylvania. At the age of 18, she began a career as a […]
Episode – 1149 : Multiple Births
Episode – 1149 : Multiple Births Podcast Transcript There is an excellent chance that you know someone who has a twin sibling. In fact, there are some of you listening […]
Episode – 1050 : Irrational Numbers
Episode – 1050 : Irrational Numbers Podcast Transcript There is a particular type of number that is so common we have keys on calculators to handle them. However, thousands of […]
Episode – 1047 : Mount St. Helens
Episode – 1047 : Mount St. Helens Podcast Transcript On May 18, 1980, one of the most violent and cataclysmic natural disasters of the modern era took place. Mount St. […]
Episode – 1045 : The Most Dangerous Substances in the World
Episode – 1045 : The Most Dangerous Substances in the World Podcast Transcript There are a great many chemicals that are dangerous to work with. Things that you wouldn’t want […]
Episode – 1013 : Typhoid Mary
Episode – 1013 : Typhoid Mary Podcast Transcript In 1906, George Soper, a freelance sanitary engineer, was hired to investigate several outbreaks of typhoid fever in wealthy New York households. […]
Episode – 0975 : The Knights of Malta
Episode – 0975 : The Knights of Malta Podcast Transcript In the early 11th century, a group of merchants from the Amalfi Coast of Italy received permission from the Caliph […]
Episode – 0957 : Artificial Sweeteners
Episode – 0957 : Artificial Sweeteners Podcast Transcript In 1879, Constantin Fahlberg, a chemist at Johns Hopkins University, made an astonishing discovery. He was conducting experiments with coal tar when […]
Episode – 0950 : Vitamin D
Episode – 0950 : Vitamin D Podcast Transcript Of all the vitamins and nutrients which are required by the human body, there are 13 of which that are considered essential […]
Episode – 0924 : Leprosy: Humanity’s Oldest Disease
Episode – 0924 : Leprosy: Humanity’s Oldest Disease Podcast Transcript For thousands of years, one of the most terrifying and destructive diseases which afflicted humanity has been leprosy. Leprosy is […]
Episode – 0885 : Hi Ho Silver!
Episode – 0885 : Hi Ho Silver! Podcast Transcript For thousands of years, one of the most valuable elements on the periodic table has been silver. Silver has been valued […]
Episode – 0862 : World Population Throughout History
Episode – 0862 : World Population Throughout History Podcast Transcript Human beings have been around for hundreds of thousands of years. For the vast majority of that time, the total […]
Episode – 0835 : Vitamins
Episode – 0835 : Vitamins Podcast Transcript For thousands of years, humans knew that certain foods could treat certain ailments. However, why or how the foods did this was totally […]