Go on a self-guided tour at a one-of-a-kind research site in Arizona where you can explore sealed biomes simulating Earth's ...

In fact, the deep biosphere pushes living things to the known maximum for life to survive, which, according to a 2014 study, ...

In Pip Adam’s extraordinary, humane book Audition, the stars are both a dystopian place and a site of uncharted possibility.

The Kardashev scale, envisions civilizations as endlessly progressing, building gigantic spaceships or Dyson spheres around ...

Scientists are keeping a close eye on the sun. We know that the sun goes through cycles of activity, and 2025 is expected to ...

Life without oxygen is unimaginable - not to mention not survivable - and we might need to start worrying about it ...

Save the date!Scientists have revealed the exact date they think life on Earth will end.The date marks exactly when ...

The air moving above the forest carries valuable information about how trees absorb carbon, and what may happen in the future ...

Biosphere 2 is open to the public daily for tours. For directions, tour information and admission prices go to biosphere2.org or call 520-838-6200. Subscribe to stay connected to Tucson.