In an effort to safeguard the endangered Sonoyta pupfish, the Arizona Game and Fish Department (AZGFD) recently introduced 123 of these fish into Biosphere 2's Desert ...

Add Yahoo as a preferred source to see more of our stories on Google. ORACLE, AZ — Four dozen Sonoyta pupfish are now swimming beneath the towering glass pyramids of the University of Arizona’s ...

Biosphere 2, a massive indoor simulation of the Earth’s ecosystem in southern Arizona, is one of the most famous — and ...

PINAL COUNTY, Ariz. (KVOA) - Firefighting and forestry experts, alongside university researchers, gathered at Biosphere 2 in Pinal County to explore solutions to Arizona's wildfire challenges. The ...

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 ...

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 ...

TUCSON, Ariz. — As part of our summer series, One Tank Trips, the crew of Good Morning Tucson is taking you to places on much less than a tank of gas. April Madison headed north of Tucson to Biosphere ...

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 ...

A crew from the National Geographic Channel wraps up three days of filming at Biosphere 2 today. The footage will be used for a show called X-Ray Earth, scheduled to air in December. From the press ...

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 ...