ORACLE, ARIZONA (dpa) – At its start 10 years ago Biosphere 2 was intended as a test to see whether humans could survive on Mars and other planets. Four men and four women attempted to survive totally ...

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 ...

After two months of controlled drought, Biosphere 2’s tropical rainforest is dancing in the rain once again. The University of Arizona’s Biosphere 2, located north of Tucson, is home to several ...

Biosphere 2's Ocean Habitat is welcoming corals for the first time in over 30 years, potentially aiding global coral reef ...

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.

Biosphere 2 was touted as a new Noah’s Ark, a new Garden of Eden, a way to test how humans might colonize other worlds and study the effects of greenhouse gasses on Biosphere 1 — aka the Earth. Eight ...

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 ...

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 ...

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

The venture, privately funded to start, is now run by the University of Arizona. And today, scientists there are quietly plugging away at research... ORACLE, Ariz. — Plopped in the Sonoran Desert, ...

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 ...

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 ...