In 1996, after gaining permission from the Greek government, Hale and De Boer made their first expedition to Delphi. They ...

A sediment-washing “bubbler” helped researchers recover 65.5-million-year-old teeth that illuminate how early primate ...

Trail construction in Nanaimo, B.C., dug up a rare slimleaf onion patch, exposing the lack of protection for endangered Garry oak ecosystems ...

Natural Bridge Park proves that you don’t need to travel across the country to find jaw-dropping natural wonders. Sometimes the most amazing sights are hiding right in your own backyard, just waiting ...

There’s a waterfall in Missouri that’s been keeping a low profile for about a billion years, and it’s time you two got ...

Natural Bridge Caverns is celebrating spring with live music, wildflower fun and family-friendly activities every weekend from March 28 through April 19.

A Tucson couple has lived almost entirely on rainwater for two decades. Is their method part of Arizona's future?