Visitors can once again roam the grounds of the UA’s Biosphere 2. The facility closed to visitors because of COVID-19 in March, then reopened for driving tours in August. The next phase of reopening ...

TUCSON — When you think of Arizona, a tropical rainforest is probably the last thing that comes to mind, but that's exactly what there is inside Biosphere 2. "Biosphere 2 is the largest controlled ...

Biosphere 2 has been part of Tucson's history for the past 25 years. Dedicated to research and the understanding of Earth's future, the facility is truly one-of-a-kind. Saturday, April 22 is Earth Day ...

ORACLE, Ariz. (FOX 10) --The Biosphere 2 in Oracle has been around since the early 90s, but what's new is the cutting edge research the facility is conducting when it comes to earth sciences. "I don't ...

TUCSON, Ariz. (13 News) - The Tucson Marathon returned for its 54th year Sunday, drawing roughly 3,000 runners to the Old ...

PHOENIX — The Biosphere Fire that was burning outside of Tucson Sunday morning has been fully contained. The wildfire burned approximately 13 acres, according to the Department of Forestry and Fire ...

TUCSON, Ariz. (KVOA) - At the University of Arizona's Biosphere 2, a groundbreaking experiment is shedding light on how humans might one day survive on Mars. For two weeks, researcher Matthias Beach ...

Ecologists studying the tropical forest biome in Biosphere 2 near Tucson, say it is very similar to being in a natural rainforest. Credit: Chris Richards/University of Arizona PHOENIX – Step inside ...

Jane Poynter and seven compatriots agreed to spend two years sealed inside a 3-acre terrarium in the Sonoran Desert. Their mission back in the 1990s: To see whether humans might someday be able to ...

The University of Arizona is celebrating Earth Day and the 10th anniversary of UA research at Biosphere 2 on Saturday with a day of activities. Biosphere 2, 32540 S. Biosphere Rd. in Oracle, about 30 ...

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 ...