Why You Should Visit National Parks After Dark
From stargazing and moonlit hikes, here are the benefits of experiencing national parks after dark. ...read more
From stargazing and moonlit hikes, here are the benefits of experiencing national parks after dark. ...read more
Humans and some other mammals keep cool by sweating it out. But the rest of the animal kingdom, lacking sweat glands, has evolved other ways to survive the summer. ...read more
The ocean floor may be one of the last unknown frontiers for explorers, including deep oceanic trenches like the Mariana Trench. ...read more
Citizen scientists report observations of species like monarch butterflies. Their efforts made a real impact on getting the special animals listed as globally endangered this year. ...read more
A study finds new facts about a tiny species of prehistoric croc. ...read more