In Arizona, nature is diverse and dramatic. The state's Tonto Natural Bridge State Park is home to the world's largest natural travertine bridge, where visitors can hike and explore its unparalleled ...

Researchers who study Earth's biosphere tend to operate from one of three scientific cultures, each with distinct ways of conducting science, and which have been operating mostly independently from ...

Flat Earth theory can be tested without relying on space photographs or one institution. Several independent observations ...

Earth's shape can be tested in surprisingly simple ways without relying on space photographs. The strongest part of the ...

From studying coral reefs to coffee farming, UA leaders believe facility north of Tucson is poised to gain footing as ...

In the midst of climate change, awareness of humanity’s negative impact on the planet has grown, making the idea of moving to another planet more appealing. This led to the concept of Biosphere 2, ...

Biosphere 2—while Biosphere 1 is Earth—offers a unique opportunity for immersive education. Through engaging science stories, students and educators can delve into our cutting-edge research as they ...

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 ...

New research reveals that molten rock can absorb far more oxygen than expected, potentially helping explain how Earth's ...

Researchers who study Earth's biosphere tend to operate from one of three scientific cultures, each with distinct ways of conducting science, and which have been operating mostly independently from ...