Dolphins Keep Tabs on Each Other by Tasting Pee, Especially if It's Pee From a Friend

Apollo 15's Al Worden's Second Memoir "The Light of Earth: Reflections on a Life in Space". After Worden left NASA, NASA, he moved to San Francisco, grew out his hair, and became a quasi-hippie

Boeing’s Spacecraft for NASA Safely Reaches Orbit

See The Breathtaking Highest Resolution Ever Photos Of The Sun’s South Pole (And A Weird ‘Solar Hedgehog’)