But there's another crucial part underlying this system: lowly cable ... inner workings. The final step of production involves applying a black sheath made of durable polyethylene. A finished ...

The double-clad cable, which consists of an inner core surrounded by two outer layers of optical fiber, helps to prevent crosstalk. The team linked the cable to a central data station and a radio ...

(Phys.org) —A research team at the University of Southampton in England has built a fiber cable that ... by constructing a cable with a hollow core and special inner walls that prevent refraction.

The big idea: The same fiber-optic cables we use to get online are being repurposed to detect earthquakes and study the ocean floor. The technique has been used to find a previously unknown ...

Computer science Professor Paul Barford and a team of researchers published the first publicly available map of the US's long-haul fiber-optic cable network. It took the team nearly four years to ...