Nestled in the foothills of the Catalina Mountains, around 31 miles from Tucson, there exists an oasis; a collection of environments one would never anticipate to exist in the scorched Arizona desert.

ORACLE, Ariz. (KVOA) — Just about an hour out of Tucson is the world's largest controlled environment dedicated to understanding the impacts of climate change. We're talking about the University of ...

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 ...

Thirty years ago last month, on Sept. 26, 1993, a group of eight weary, visionary adventurers “returned” to Earth after two years of living together in a miniature version of our world — a ...

A look back at local, national and world events through Deseret News archives. The human terrarium. The first reality show. Spaceship earth. On Sept. 26, 1991, four men and four women began a two-year ...

Mark Nelson, one of the eight crew members locked in Biosphere 2 during its first closure experiment, will offer an insider’s view of the dramatic story behind the mini-world in two separate talks at ...

Mark Nelson, one of the eight crew members locked in Biosphere 2 during its first closure experiment, offers a compelling insider’s view of the dramatic story behind the mini-world in his forthcoming ...

The small fish are expected to thrive inside Biosphere 2 and establish a new, local population, according to researchers.

Biosphere 2 will continue to operate as one of the world’s most diverse controlled ecological systems thanks in part to a $30 million endowment from its co-founder. Philanthropist Edward P. Bass, who ...

In its original state, Biosphere 2 housed an agricultural area (now utilized for experiments) and space for human habitation (now used for offices). The designers attempted to recreate an enclosed ...

UA officials at Biosphere 2 are working to mold the site of the controversial experiment into a premier scientific hub that gives the public unprecedented access to climate and ecological research.