A tunnel is an underground or undersea passageway. It is dug through surrounding soil, earth or rock, or laid under water, and is usually completely enclosed...

Channel Tunnel (French: Tunnel sous la Manche), sometimes referred to informally as the Chunnel, is a 50.46-kilometre (31.35 mi) undersea railway tunnel, opened...

In physics, quantum tunnelling, barrier penetration, or simply tunnelling is a quantum mechanical phenomenon in which an object such as an electron or...

The Holland Tunnel is a vehicular tunnel under the Hudson River that connects Hudson Square and Lower Manhattan in New York City in the east to Jersey...

This list of longest tunnels ranks tunnels that are at least 13 km (8.1 mi) long. Only continuous tunnels are included. Pipelines, even those that are...

1875: Bözberg Rail Tunnel#1875 tunnel The Bözberg Rail Tunnel completed 2020: Bözberg Rail Tunnel#2020 tunnel The Bözberg Road Tunnel completed 1996 This...

The Tunnel to Summer, the Exit of Goodbyes (Japanese: 夏へのトンネル、さよならの出口, Hepburn: Natsu e no Tonneru, Sayonara no Deguchi) is a Japanese light novel written...

networking, the Tunnel Setup Protocol (TSP) is an experimental networking control protocol used to negotiate IP tunnel setup parameters between a tunnel client...

Look up tunneling in Wiktionary, the free dictionary. Tunneling or tunnelling may refer to: Digging tunnels (the literal meaning) Hobby tunneling Quantum...

Carpal tunnel syndrome (CTS) is a nerve compression syndrome associated with the collected signs and symptoms of compression of the median nerve at the...