Wagers winter plants make to survive

Spend water or save water? Grow or reproduce? For the tiny desert plants that bloom during the winter, the choices are life-or-death gambles, and ecologists at the University of Arizona have identified the wagers that will ...

Finding solutions where science and policy meet

Christopher Scott grew up in the mountain region of India, where, as a child, he used to go hiking in the town of Tehri, India, situated at the confluence of the Bhagirathi and Bhilangna rivers. Today, the town of Tehri, ...

Student-led CatSat mission selected by NASA

An inflatable space antenna designed by University of Arizona students is one of 16 small research satellites from 10 states NASA has selected to fly as auxiliary payloads aboard space missions planned to launch in 2020, ...

Prolonged spaceflight could weaken astronauts' immune systems

NASA hopes to send humans to Mars by 2030 on a round-trip mission that could take up to three years—far longer than any human has ever traveled in space. Such long-term spaceflights could adversely affect certain cells ...

Student simulates thousands of black holes

Lia Medeiros, a doctoral student at the University of Arizona, is developing mathematical models that will allow researchers to pit Einstein's Theory of General Relativity against the most powerful monsters of nature: supermassive ...

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