Tag » NASA

Contributing to the Mars Mission
October 10, 2012

Contributing to the Mars Mission

NASA's quest for signs of life on Mars got a boost when Curiosity landed on the Red Planet

NASA’s quest for signs of life on Mars got a huge boost in August when Curiosity landed on the Red Planet.


Space Dreams
August 6, 2012

Space Dreams

Don Pettit talks about exploration, colonizing other planets and raising zucchini on the International Space Station

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
February 1, 2011

Winter Storms Lead to Spring Bloom

New hypothesis supported by satellites and waterborne sensors

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 […]