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UA's Biosphere 2 experimenting with how rainforests deal with drought

An experiment at the University of Arizona's Biosphere 2 might help researchers better understand how rainforests, including soil microbes as well as plants, might respond to the stress of a hotter, drier climate. ... Read more»

Fires in the Amazon: Arizona researchers determine what’s true, what’s not

This year’s fires have gained enormous attention because of their number and size but have touched off a slew of misinformation.... Read more»

Scientists: Humans are one in 8.7 million

In the most precise guestimate in history, scientists have narrowed down the number of species in the world to 8.7 million — give or take 1.3 million.... Read more»

This could be the rise of the Planet of the Apes

A new project proposes relocating human families so a group of chimpanzees will have a forest path to connect them to other primates. Environmentalists say the chimps are doomed without the new corridor. ... Read more»