Dear EarthTalk: What ever became of the Biosphere 2 project in Arizona and what did we learn from it? – B.C., Tampa, FL Biosphere 2 project began in 1984, led by John Allen who called it “The Human ...

I rented the movie on YouTube. Takeaways: 1) Save a buck and get the SD version - most of the thing is from archive VHS or 8mm film 2) I and my wife _really_ enjoyed ...

In the early 1990s, eight people agreed to vanish from the world and live for two years inside a sealed glass habitat in the Arizona desert, a kind of fake Earth built to see whether humans could ...

Add Yahoo as a preferred source to see more of our stories on Google. A page from the Deseret News on Sept. 26, 1991, as the eight "Biospherians" entered their enclosed life biosphere in Oracle, Ariz.

On Sept. 26, 1991, a grand experiment began. Eight people were locked in the giant terrarium, Biosphere II, to live without physical contact with the outside world for two years. Biosphere II was a ...

In Arizona, nature is diverse and dramatic. The state's Tonto Natural Bridge State Park is home to the world's largest natural travertine bridge, where visitors can hike and explore its unparalleled ...