The result: a world similar to the one that existed around 2.5 billion years ago – before the so-called “Great Oxidation ...

(Courtesy photo) She was chosen out of about 200 applicants to visit the Mars Desert Research Station ... to test her helmets at the Biosphere 2 research facility in Arizona.

Despite various attempts, it has not been possible so far to survive in our own self-contained, mini-ecosytems, as seen by the failure of Biosphere 2 in the Arizona desert in the 1990s.

A cutting edge machine has transformed the study of insects, which may yield even bigger breakthroughs for humans ...

Escape the Arizona heat at this mountain town surrounded by nature. Explore hiking trails with elk and bighorn sheep or ...

The Brown Planetarium is open on select weekends from May to July for free, family-friendly programs. Attendees can explore ...

He’s now spending another $2 million—his own money ... stony, cactus-studded desert on the surrounding shores. Even today, Baja California is dominated by a feeling of remoteness; in 1940 ...

Despite various attempts, it has not been possible so far to survive in our own self-contained, mini-ecosytems, as seen by the failure of Biosphere 2 in the Arizona desert in the 1990s. This gigantic ...

Phoenix is an excellent home base for exploring the dozens of national parks in the Southwest. As a matter of fact there are 30 national parks near Phoenix that are all less than six hours away! Some ...

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