Huge tunnels under southern Brazil and northern Argentina were potentially made by giant, Ice Age sloths for refuge and rest ...

Beneath the rolling hills of southern Brazil and northern Argentina, an extraordinary discovery has stunned scientists: giant ...

There are 2,000 of these ancient tunnels throughout Central Europe, especially in Bavaria. No one is sure who made them or why.

The world’s longest and deepest undersea road tunnel is being built in Norway, intended to cut travel time between major cities and become part of a ferry-free highway along its western coast.

Holly has a degree in Medical Biochemistry from the University of Leicester. Her scientific interests include genomics, personalized medicine, and bioethics.View full profile Holly has a degree in ...

Norway is building what is to become the longest and deepest road tunnel under the sea. The Rogfast project, measuring 26.7 kilometers (about 16.5 miles) and descending to 392 meters (nearly 1,300 ...

SCOTT COUNTY, Va. (WCYB) — In honor of Earth Day, parkgoers spent time at a Virginia State Park celebrating this significant time of protecting our planet and admiring Earth’s beauty. News Five's ...

Probably Europe's largest deposit of rare earth metals, Kiruna's Per Geijer, is moving forward. The project is so massive that the team will ...

John Leguizamo journeys into the tunnels beneath the great pyramids of Teotihuacán. Teotihuacán was the great capital of Mesoamerica, and one of the cradles of Western Civilization. Alongside ...