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 ...

The University of Arizona's Biosphere 2 is making strides in space research with its Space Analog for the Moon and Mars (SAM) facility. This sealed habitat ...

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 ...

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 ...

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 ...

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 ...

Most days, you’ll find Joost van Haren tromping through Arizona’s only tropical rainforest. An assistant research professor at the UA, van Haren works in the rainforest at Biosphere 2—in the middle of ...

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 ...

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 ...

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.

Standing atop Biosphere 2’s iconic rooftop dressed in the same spacesuit George Clooney wore in the 2013 film “Gravity,” ...