Air plants bloom only once, their small pink, coral, purple or white flowers signaling their impending death. But no worries: ...

Vast forests, desert land and even a volcano are among the landscapes included in what's now the largest corridor of ...

If you like the smell of spring roses, the sounds of summer birdsong, and the colors of fall foliage, you have the stabilization of the ozone layer to thank for it. Located in the stratosphere, where ...

In Belize’s Actun Tunichil Muknal cave, a sacred Maya site, plants grow in darkness, sparking concerns about how tourism affects its fragile ecosystem.

Gravel gardens are the perfect way to save water and time, while still enjoying a beautiful landscape. It's just a matter of ...

"There were 4,000 people living here," says Michelle Parks, a specialist in volcanic deformation and crisis management at the Icelandic Meteorological Institute (IMO). Some of these people have not ...

Average winter temperature: 17°C Best for: History buffs and (almost) year-round sunshine.

Council Bluffs will be home to a two-year study through the University of Iowa looking into carbon dioxide sequestration at a local coal power plant.

Weeds are big competitors for water, sunlight and nutrients, which are all needed to ensure successful germination of ...

Explore daily insights on the USA TODAY crossword puzzle by Sally Hoelscher. Uncover expert takes and answers in our crossword blog.

The Blue Lagoon is not only the most visited attraction in all of Iceland, but it is also one of the most expensive! Whe ...

(Iowa City) -- Southwest Iowa is ground zero for a new study determining whether the state has storage capabilities for ...