Scientists in China are using robots to explore lava tube caves on Earth as training grounds for future missions to the Moon ...

Sports, travel, food and history. Arizona is a special state. Be a tourist in your town and explore these 7 uniquely Arizona ...

Scientists have discovered a mysterious hole on the surface of Mars, and they have no idea what lies inside it. This pit, ...

Hawaii's lava shaped the islands, and it continues to shape the Big Island. It also left a captivating monument for a sense ...

With two championship golf courses and a contrast of black lava, lush greenery, and deep blue ocean on the Big Island, is ...

The United States has a habit of showcasing its geology. Long before cities and highways showed up, forces beneath the ...

Most animals use their eyes to see. Eyes help them find food, avoid danger, and move around.But some animals live in places ...

A team of Chinese researchers has identified eight caves in Mars’ Hebrus Valles that may have been sculpted by water. These potential karst caves are the first of their kind discovered on another ...

It doesn't matter where you live or where you're going—there's a stunning state park waiting to be explored.

Hawaii's Kilauea was spraying a spectacular fountain of lava on Monday, keeping up its reputation as one of the world's most ...

In complete darkness, sight becomes useless. These animals have evolved to survive without eyes, relying instead on touch, ...

Can using explosives to divert volcanic destruction actually work? The first try in Hawaii set the stage for more attempts, but conditions for success are extremely rare. An aerial view shows a bomb ...