A long-lost slab of Earth’s crust may be pulling away the bottom of the oldest part of North America, scientists say ...

Ornithologist Bruce Beehler tracks down what he calls the “Magnificent Seven,” a charismatic group of migratory birds, in his ...

The oldest crust on Earth, known to be unchanging, is actually being altered in real time. The North American continent is ...

The lake sturgeon is the oldest and largest native fish species in North America’s Great Lakes. Lake sturgeons can grow huge. It’s not unusual to find one six feet long and 200 pounds.

There are about 50 species of flying squirrels ranging across most of North America down into Central America, and stretching from Southeast and Northern Asia into Siberia and Scandinavia.

More than 22% of native pollinators in North America are at an elevated risk of extinction, the research found. Researchers blame habitat loss, pesticide use and climate change for the problem.