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Of Mice, Astronauts and the Elderly

With funding from NASA, scientists from Oregon State are looking at how mice expend energy under weightless conditions. Specifically, they want to know if the manner in which animals regulate body temperature affects bone loss.

Space Dreams

When he’s on Earth, Don Pettit dreams about space. But when he’s in space, he dreams about walking on Earth.  “Dreams may have something to do with humans never being satisfied, which is why we go exploring in the first place,” he says. If there’s a gene for the urge to explore new worlds, Pettit […]

Winter Storms Lead to Spring Bloom

If you separate predators from their prey, you get more prey. Now that simple relationship has been used to explain one of the most important annual events in the ocean: the North Atlantic spring phytoplankton bloom. Since the 19th century, oceanographers have sought to explain its origins and have settled on the wintertime mixing of […]