Episode – 1714 : The Invention of the Telephone hr class=”wp-block-separator has-alpha-channel-opacity”/> Podcast Transcript The 19th century was one of rapid technological advancement. Of all of the innovations to come […]
Episode – 1706 : Artificial Turf
Episode – 1706 : Artificial Turf Podcast Transcript In 1965, the world’s first fully enclosed sports facility, the Houston Astrodome, was opened to the public. The Astrodome itself was a […]
Episode – 1705 : Hydropower
Episode – 1705 : Hydropower Podcast Transcript For thousands of years, humans have used the power of water to do work for them. At first, it was very simple, then […]
Episode – 1700 : The Year 1700
Episode – 1700 : The Year 1700 Podcast Transcript Over 300 years ago, humanity was in the early stages of what would be its greatest transformation in history. Around the […]
Episode – 1689 : Aswan High Dam
Episode – 1689 : Aswan High Dam Podcast Transcript In 1970, one of the world’s largest infrastructure projects opened in Aswan, Egypt. It was a dam that harnessed the power […]
Episode – 1683 : Spy Satellites
Episode – 1683 : Spy Satellites Podcast Transcript A reconnaissance satellite, otherwise known as a spy satellite, is somewhere above your head right now, collecting images and gathering intelligence on […]
Episode – 1679 : Natural Gas Explained: Past, Present, and Future
Episode – 1679 : Natural Gas Explained: Past, Present, and Future Podcast Transcript One of the most common and versatile forms of energy in the world is natural gas. Natural […]
Episode – 1671 : Questions and Answers: Volume 27
Episode – 1671 : Questions and Answers: Volume 27 Podcast Transcript February is the shortest month of the year. It is the flex month, where we stick extra days to […]
Episode – 1664 : VTOL: Vertical Take-Off and Landing Aircraft
Episode – 1664 : VTOL: Vertical Take-Off and Landing Aircraft Podcast Transcript Airplanes are wonderful things. They fly through the air and move people and goods at rapid speeds around […]
Episode – 1638 : Tokyo
Episode – 1638 : Tokyo Podcast Transcript Tokyo, Japan, is currently the largest city in the world, with a total metropolitan population of over 37 million people. However, it wasn’t […]
Episode – 1629 : How to Build a Mars Colony
Episode – 1629 : How to Build a Mars Colony Podcast Transcript Ever since the beginning of the Space Age, some people have envisioned landing humans on Mars. There are […]
Episode – 1617 : CDs, DVDs, and Blu-Ray
Episode – 1617 : CDs, DVDs, and Blu-Ray Podcast Transcript In 1982, the Phillips and Sony Corporations jointly released the compact audio disc to the world. The technology involved was […]
Episode – 1612 : The Electrical Grid
Episode – 1612 : The Electrical Grid Podcast Transcript The modern world runs on electricity. That isn’t a throwaway statement. If we remove electricity, our civilization will quickly fall apart. […]
Episode – 1609 : Questions and Answers: Volume 25
Episode – 1609 : Questions and Answers: Volume 25 Podcast Transcript December is upon us, and we should be cognizant of the fact that December is based on the Latin […]
Episode – 1598 : California
Episode – 1598 : California Podcast Transcript California isn’t just another US state. It is the most populous state in the union, and it has an economy which, if it […]
Episode – 1597 : The History of the Bow and Arrow
Episode – 1597 : The History of the Bow and Arrow Podcast Transcript One of the most important inventions in human history was the bow and arrow. A bow and […]
Episode – 1580 : Questions and Answers: Volume 24
Episode – 1580 : Questions and Answers: Volume 24 Podcast Transcript Right now, in the Northern Hemisphere, the days are getting shorter, and things are getting colder. In the southern […]
Episode – 1548 : Questions and Answers: Volume 23
Episode – 1548 : Questions and Answers: Volume 23 Podcast Transcript Every October in the Northern Hemisphere, leaves on the trees turn color and fall to the ground. While the […]
Episode – 1547 : Roman Roads
Episode – 1547 : Roman Roads Podcast Transcript When we look at history, we tend to focus on grand things like great leaders and great battles. In reality, what makes […]
Episode – 1528 : Imperial Units of Measure
Episode – 1528 : Imperial Units of Measure Podcast Transcript Almost every country in the world uses the metric system…..almost. There are still a few stragglers, like the United States, […]