In fiber-optic communication, an apparatus known as an all-optical switch could save time and energy by using light to control other light signals without requiring electrical conversion.

In a bid to expand its fiber-optic network, Verizon has agreed to buy communications provider Frontier in a deal valued at about $20 billion, including $9.6 billion in cash. The acquisition ...

A router and internet switch are seen in East Derry, N.H., in 2018. Fiber optic internet provider HyperFiber announced plans for a $31.5 million high-speed network in St. Petersburg.

Fiber optic providers can utilize an underground or aerial network. “We’ve chosen an underground network in Pinellas County, primarily because of the hurricanes,” Smithers said.