In the Arizona desert, a vast glass structure sits far from cities and farmland. It was built to test an idea that once ...

In the early 1990s, eight people agreed to vanish from the world and live for two years inside a sealed glass habitat in the ...

Four middle school students from Baker City — and their adult chaperones — spent three days immersed in science at Biosphere ...

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 ...

Editor’s note: This is the first part in a two-part series detailing developments in the UA’s operation of Biosphere 2. The UA looks to tackle “”grand challenges”” and inform the public about science ...

Out in the desert in Arizona, "analog astronauts" gathered this weekend for an annual conference in a giant, futuristic habitat called Biosphere 2. The event, called the Analog Astronaut Conference, ...

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 ...