Rather, the privately-owned Castle Rock Badlands are an astounding geological feature ... a clue to a much more epic natural ...

Dinosaurs weren’t dying out before the asteroid hit—they were thriving in vibrant, diverse habitats across North America.

Scientists have long debated whether dinosaurs were in decline before an asteroid smacked the Earth 66 million years ago, ...

Scientists have long debated whether dinosaurs were in decline before an asteroid smacked the Earth 66 million years ago, ...

A fossil site in New Mexico with numerous dinosaurs, including the gargantuan Alamosaurus, dates to shortly before the ...

One of the most dangerous faults in the United States, the Cascadia Subduction Zone, may be able to trigger an earthquake on ...

Scientists have captured an unprecedented glimpse of a subduction zone in the act of dying, where the Juan de Fuca and Explorer plates are breaking apart beneath North America off the coast of ...

Tropical Storm Jerry is active in the Atlantic, while Subtropical Storm Karen was recently downgraded. The National Hurricane Center is also monitoring four other tropical waves in the Atlantic basin.

The Columbus Zoo & Aquarium is temporarily closing the otter habitats in its new North America Trek region for repairs. Three river otters caused damage to the caulking in their deep pool habitat. The ...

North America's total rig count remained unchanged week on week, according to Baker Hughes' latest North America rotary rig count. North America’s total rig count remained unchanged week on week, ...