Biosphere 2 was a highly ambitious experiment to simulate a self-sustaining Mars colony in the Arizona desert. Eight men and women locked themselves inside for 2 years and experienced one incredible ...

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 ...

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 ...

Editor’s note: This is the first part in a two-part series detailing developments in the UA’s operation of Biosphere 2. The UA looks to tackle “”grand challenges”” and inform the public about science ...

Many people, like myself, remember the “Old” Biosphere 2, from back in the fall of 1991, in which eight men and women moved into a glass and steel complex spanning three acres forty miles north of ...

ORACLE, Ariz. — Plopped in the Sonoran Desert, just outside Tucson, Ariz., sits a massive, multilevel greenhouse that's probably best known as the inspiration for a Pauly Shore movie. A slick, stepped ...

An international team of researchers has descended on University of Arizona’s Biosphere 2, sealing off the complex’s rain forest, to conduct a one-of-a-kind study examining the impact of droughts on ...

University of Arizona’s Biosphere 2 has been the site for research on ecological systems and human habitation since it was built in the late 1980s. Now, the 3-acre ecological laboratory about 30 miles ...