In the ’80s, a group of scientists and artists wanted to know if they could recreate Earth’s ecosystem, so they built Biosphere 2 (Earth was known as Biosphere 1) in Oracle, Ariz. The experiment was ...

In 1970, the first Earth Day sparked a massive public response, with 20 million Americans taking to streets and college campuses to speak out against air and water pollution, wilderness loss, and ...

Earth Day, an occasion promoted by environmental organizations and advocates to raise awareness of conservation issues, is April 22. It’s an event that dates back to 1970. Teachers sometimes organize ...

Richard Treves writes the Google Earth Design blog where he often analyzes various Google Earth content and provides critiques and suggestions with the intent to help people understand how to improve ...

Two Mankato East teachers took their experimental earth science lesson for a test flight in front of a NASA evaluator this week. Dave Burgess, a high school science and astronomy instructor, and ...

Does that sentence read at odds to you? It doesn't to Gregory Unruh. The author of the book Earth, Inc., Unruh says the interests of environmentalists and businesses are not only aligned -- in fact, ...

The mighty steel-and-glass compound known as Biosphere 2 is a sight that never loses its beauty, its absurdity or its wonder. Jutting out of the hot, dry ground of the Sonoran Desert, it was designed ...