Discovery Channel Documentaries
Understanding - Magnetism
TV-G
1994 • E8 Sep 10, 1994 45mWithout magnetism, we would not have music as we know and experience it today; we would not have computers, motor vehicles, compasses, or MRI scans. Magnetism literally shapes our modern-day world. Learn how magnetic forces were first discovered and how magnetism affects both humans and other animals. Explore the role of magnetism in computers, audio recording, medicine, travel and its importance in your daily life.