TUCSON, Ariz. (KVOA) - Exciting developments are underway at the University of Arizona's Biosphere 2, where corals will soon be introduced into the ocean habitat for the first time under the ...

TUCSON, Ariz. (KVOA) - Biosphere 2's Ocean Habitat is welcoming corals for the first time in over 30 years, potentially aiding global coral reef recovery efforts. This marks a significant milestone in ...

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 ...

The rare Sonoyta pupfish were introduced into a desert river habitat inside the huge Biosphere 2 structure near Tucson. The dish are native to Quitobaquito Springs near the Arizona-Mexico border, but ...

TUCSON, Ariz. (AP) — Texas billionaire Edward P. Bass is giving $30 million to the University of Arizona to support the Biosphere 2 research facility. Biosphere 2 Director Joaquin Ruiz says Bass' gift ...

ORACLE, AZ — Four dozen Sonoyta pupfish are now swimming beneath the towering glass pyramids of the University of Arizona’s Biosphere 2 after a multi-year effort to conserve the critically endangered ...