The Scientist Who Made the Internet Possible | Great Minds: Narinder Singh Kapany

The video explores the development of fiber optics, highlighting Narinder Singh Kapany's pioneering work in bending light, which laid the foundation for modern fiber optic technology. It explains the principle of total internal reflection and how Kapany's invention of the fiberscope revolutionized medical imaging. The video also covers advancements by Charles Kao, who improved fiber optic cables for long-distance data transmission, leading to the modern internet.

Describe the invention of the fiberscope and its impact on medical imaging.

What advancements in glass purity and dopants were made in the 1970s for fiber optics?