The Israel Defense Forces (IDF) on Sunday said it has uncovered "the biggest Hamas tunnel" in Gaza, spanning a length of four kilometers (2.5 miles). The IDF said the tunnel, secured "a few weeks ago" ...

Gov. Jerry Brown won crucial early approval from federal wildlife officials Monday for his $16 billion proposal to re-engineer California's north-south water system, advancing his plan to build two ...

The Fehmarn Belt Tunnel, a €7 billion infrastructure project, is set to become the world’s longest prefabricated road and rail tunnel. Stretching 18 kilometers beneath the Baltic Sea, it will connect ...

The tunnel connects two beautiful islands and is even longer than the Channel Tunnel.