The rare Sonoyta pupfish were introduced into a desert river habitat inside the huge Biosphere 2 structure near Tucson. The dish are native to Quitobaquito Springs near the Arizona-Mexico border, but ...

Arizona is home to one of the most unique science experiments in the world. Biosphere 2 is a groundbreaking research facility studying climate change and ecosystems inside an enclosed glass structure ...

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 ...

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.

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 ...

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 ...

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 ...