The facility, owned by the University of Arizona, was closed for a day in November to accommodate MrBeast's production crew.

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 ...

Biosphere 2 started with eight scientists and a very ambitious experiment. Now, almost 35 years later, it's still being used for cutting-edge research. Scientists continue to use it to study Earth's ...

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 ...

In the Arizona desert, a vast glass structure sits far from cities and farmland. It was built to test an idea that once ...

ORACLE, AZ — Four dozen Sonoyta pupfish are now swimming beneath the towering glass pyramids of the University of Arizona’s Biosphere 2 after a multi-year effort to conserve the critically endangered ...

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 ...

John de Dios Steve DeLong, project manager for Biosphere 2’s Landscape Evolution Observatory, thanks his large team for their hard work with getting the project up and running. DeLong will leave ...

TUCSON, Ariz. — As part of our summer series, One Tank Trips, the crew of Good Morning Tucson is taking you to places on much less than a tank of gas. April Madison headed north of Tucson to Biosphere ...

Biosphere 2 was scientific research project anticipating space travel and interplanetary settlement. Constructed in the Arizona desert in the late 1980s, the closed domed habitat attempted to create ...