Beneath the stone-paved streets of Cusco, a city layered with centuries of Andean and colonial history, researchers have ...

Want to plan a more energy efficient vacation this summer? Sleep underground. Yes, thanks to science and a bit of architectural ingenuity, underground structures, also known as earth-sheltered ...

The discovery of more than 100 prehistoric structures in the Cova Dones cave in Spain makes it one of the most significant prehistoric underground sites in the world. Archaeologists found stalagmites ...

In a landmark 2023 study, Northwestern Engineering’s Alessandro Rotta Loria demonstrated for the first time how the ground under cities is warming and deforming due to subsurface urban heat islands ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Leonardo da Vinci ...

A research team’s astonishing claims that they discovered massive underground structures extending hundreds of feet deep beneath Egypt’s Khafre Pyramid sound like science fiction to experts. Scottish ...

Researchers may have discovered the world's biggest spider web, a massive subterranean structure spanning over 100 square meters in a sulfur cave on the Albania–Greece border. The multilayered web ...

Deep beneath Findley Ridge lie gold mine shafts unlike anything typically found in Georgia. What began as a routine ...

City staff estimate there are roughly 60 vaults throughout downtown Cedar Rapids that are privately owned but stretch into ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Want to plan a more energy efficient vacation this summer? Sleep ...