A sealed world in the Arizona desert was meant to prove humanity could survive beyond Earth, but what happened inside ...

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

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 ...

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

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

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 ...

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 ...