Built in the 1980s to test whether humans could survive off‑planet, Biosphere 2 recreated key ecosystems. In 1991, eight ...
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 ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results