Scholars discuss the many mysteries that still surround the building of the ancient pyramids of Egypt. This program describes many of the painstaking steps that the ancient Egyptians might have taken to help them build these architectural wonders. Try to answer the questions surrounding the fact that similar pyramids have been discovered thousands of miles away in both Central America and Asia. Explore with the narrator the many different reasons why these ancient people felt that pyramids might in some way enhance a person's life after physical death. Viewers will find it highly educational to view these pyramids that continue to draw tourists from all over the world.
America protects its homeland with the most technologically advanced military force ever conceived. Although they fight 21st-century battles worldwide, the technology unleashed is directly descended from a war fought more than 140 years ago. This episode explores how the War between North and South was the first modern war, and the technology used in it was a quantum leap beyond any previous conflict. The machine gun, aerial reconnaissance, advanced battlefield medicine, instantaneous communication, ironclad ships, even the first aircraft carrier were all innovations developed during the Civil War. We'll investigate improvements in weapons, sea power, transportation, troop conveyance, food processing, medical care, and telecommunications. At a time when the nation was divided, Civil War technology revolutionized the way war was waged. Today, those technological milestones have evolved to ensure that our modern military has no equal in the world.
Modern Marvels History Channel - Bread Documentary USA Season 15 Narrator: Bread, the staff of life. Whether baked, fried or boiled it's the basic source of nourishment for half the world. Grill it, roast it, slice it, toast it, it's a wonder that two ingredients, flour and water, can be transformed into so many shapes and tastes. White bread may still be king in the U.S., but other breads are closing in. Now, the untold story of Bread, on Modern Marvels
The machines that helped build our world have been powered by hydraulics, a compact system of valves, hoses, and pumps that transmits forces from point to point through fluid. This basic concept of powerful force transmission through fluid provides the drive for most machines today. From the ancient Roman mastery of the aqueduct to Universal Studios, a veritable hydraulic theme park, we see how hydraulics power industry, keep planes flying, and make that 3-point-turn a U-turn
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