Hidden away in the northwestern corner of Illinois, where the landscape suddenly decides flat is boring, lies a cascading ...

Location: Altura, Minnesota Wow Factor: Rugged driftless area bluffs; trout fishing; hardwood forests. Need to Know: Admission to the state park by car requires a permit, which costs $35 per year or ...

Millions of years ago, a volcano created Wheeler Geologic Area. We visited the hoodoo-filled landscape and learned what it ...

Normally, younger rocks are deposited above older ones, forming predictable geologic layers. In the North Sea, this process ...

Mars may not have always been the dry and dusty world we imagine. A staggering network of ancient riverbeds, spanning over 15 ...

Colossal volcanic eruptions like the kind that may have obliterated the dinosaurs more than 65 million years ago are caused ...

The remains of landscapes thought to have formed when ancient rivers flowed across East Antarctica have been discovered—and ...

A team of scientists put together a global database of submarine mud volcanoes. Orders of magnitude more are still bubbling, ...

The partial vertebra appeared inside a 2.5-inch-diameter column of rock that researchers drilled, earning the title of the ...