Watch my full solo hike to Havasupai Falls, one of Arizona’s hidden gems. Starting with a 30-pound backpack, I hiked 16 km (10 miles) through the Havasupai Indian Reservation to discover the natural ...

The Cambrian-age Tonto Group is a set of rocks famous for holding clues to the burst of new life that reshaped Earth 500 ...

CAPE CANAVERAL SPACE FORCE STATION — NASA and other agencies are studying a large asteroid that was discovered in 2024. While Asteroid 2024 YRA has a minute chance of hitting Earth in seven ...

When people think of meteor showers, they often picture themselves reclining under a star-filled sky and watching fleeting ...