As part of our summer series, Good Morning Tucson is taking you north to Biosphere 2. It's a 37 mile drive from the eastside ...

Biosphere 2 was built from 1987 to 1991 in Oracle, Arizona. In 1984 the site was purchased by Space Biospheres Ventures and, in 1991, the first Biosphere 2 crew quarantine mission began.

Biosphere 2 is operated by the University of Arizona and remains a key hub for climate research. Tours are available every day from 9 a.m. - 4 p.m. with adult tickets starting at $29. Check it out ...

Biosphere 2 once hosted radical experiments for a self-sustaining ecosystem. During COVID-19, visitors can "tour" the living lab from their cars.

Biosphere 2’s rainforest is part of an experiment designed to shed light on how tropical ecosystems will fare under the stress of a hotter, drier shift in climate.

The crew stayed in Biosphere 2 for the full two years, but when they emerged, their experiment was largely dismissed as a scientific failure. It was, from a monetary perspective, a total disaster.

In this July 31, 2015 photo, several of the main buildings of the Biosphere 2 complex, including the tropical rainforest, left, the technosphere, middle, and the south lung, right, are shown as a ...

Because of Biosphere 2, we now know what not to do on Mars and elsewhere. Don’t mix your farm area with your living space; keep it in a separate dome. Don’t rely on plants to supply all your ...

In 1991, Biosphere 2 captured the imagination of the world. A crew of eight "Biospherians" clad in vaguely "Star Trek"-like uniforms ceremoniously marched through an airlock and into their new ...

Ami Hashimoto, 22, left, and Anastasia Martinez, 23, inside the tropical rain forest at Biosphere 2 in August. The closure of the rain forest is to allow for an experiment, known as Water ...