A Tale of Planetary Woe Long ago, something calamitous happened to Mars, transforming a hospitable world into the apparently lifeless desert we see today. Many scientists believe the Red Planet lost most of its atmosphere, but how? A new NASA mission named MAVEN is specifically designed to answer that question. + Read More + Listen to Story + en español
Space Porch Open for Business Barely two weeks after it was installed by the crew of space shuttle Endeavour, the Japanese-built platform is already bustling with experiments in astronomy and space physics--and that's just for starters. + Read More + Listen to Story + en español