By the end of 2000, there were 80 million miles in the U.S. and 225 million worldwide. Fiber is also used to replace copper cable for LAN backbones. An optical ... There are two types of glass ...

Scientists in China claim to have developed a new type of ultra-thin optical fiber that could improve brain ... about the size of a grain of salt, to the ends of ultra-thin multimode fibers.

An curved arrow pointing right. Computer science Professor Paul Barford and a team of researchers recently published the first publicly available map of the US's long-haul fiber-optic cable network.