A MAJOR £7.4 billion underwater tunnel that will connect two continents has taken a step closer to creation. Experts have ...

A feasibility study by German tunnel experts Herrenknecht has found that drilling the tunnel is "technically viable".

Tunnels are used to carry traffic through some of the most extreme terrain on the planet and they help ease journeys with reduced travel time. While most tunnels offer a short underground burst of ...

An association representing Spanish engineering and consultancy firms has filed a legal challenge against the government’s decision to award feasibility studies for the proposed Morocco–Spain undersea ...