At a site known as Natural Trap Cave, a team of scientists are rappelling down to uncover the secrets of what the Earth was ...

One person was injured and two vehicles were severely damaged after a rockfall on Monday crashed down onto unwitting drivers ...

Some parts of the moon are more interesting than others, especially when searching for future places for humans to land and ...

A 120-million-year-old volcanic mystery is solved as researchers trace the Ontong Java Plateau's origins to the Louisville ...

A river that drained the slopes of a now-vanished volcano may have carved Yosemite Valley's depths during the last 10 million ...

Have you ever imagined what Antarctica looks like beneath its thick blanket of ice? Hidden below are rugged mountains, ...

A third reintroduced gray wolf from British Columbia has been found dead, this time in Rocky Mountain National Park. The U.S. Fish and Wildlife Service is investigating the death, as gray wolves ...

A stretch of white sand that never burns your feet, a turquoise sea washing upon a peaceful island: Siesta Key, the crown ...

Lanzarote’s volcanoes have inspired locals to make everything from art to wine. A tour of the island reveals the landscape’s ...