Biosphere 2 was a highly ambitious experiment to simulate a self-sustaining Mars colony in the Arizona desert. Eight men and women locked themselves inside for 2 years and experienced one incredible ...

Researchers conducted a unique experiment simulating a drought in the rainforest ecosystem of Biosphere 2. Lasting around 9.5 ...

Biosphere 2 first became famous as the human experiment of the 1990s that sealed a group of eight researchers inside its 3 acres of diverse ecosystems for two long years. The goal was to experiment ...

Step inside Biosphere 2’s tropical rainforest, which thrives beneath an enormous glass dome, and visitors are met by a wall of warm humidity and lush greenery. The sprawling complex north of Tucson ...

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.

Standing atop Biosphere 2’s iconic rooftop dressed in the same spacesuit George Clooney wore in the 2013 film “Gravity,” YouTube personality MrBeast shared a piece of Southern Arizona with the world ...

The University of Arizona-owned Biosphere 2 introduced the critically endangered Sonoyta pupfish into a stream inside of its desert biome Friday. Once found throughout the region, the pupfish can now ...