Cunk On Earth Season 1 Episode 4

Cunk continues her ambitious march across the face of mankind into an age of industry and science. With the help of historians, and a science-historian, she explains the scientific breakthroughs of Marie Curie and Albert Einstein. She demonstrates the inventions that changed the world, and covers how the US Civil War, World War I and World War II taught humanity how to use its new grasp of technology to shoot, blow up and irradiate itself in huge numbers.