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

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 ...

The political and social issues we wrestled with in the 1960s and 1970s still haunt us in the 2020s. From social justice to climate change, space exploration to alternative economies, it is curious ...

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 ...

Dear EarthTalk: What ever became of the Biosphere 2 project in Arizona and what did we learn from it? – B.C., Tampa, FL Biosphere 2 project began in 1984, led by John Allen who called it “The Human ...

In 1991 a group of enthusiastic dreamers built what would become known as Biosphere 2, a massive internalized ecosystem meant to emulate Earth's atmosphere, in an attempt to study what it would be ...