NASACast combines the content of all the NASACast subject area podcasts into a single omnibus podcast. Here you'll find the latest news and features on NASA's missions as well as the popular "This Week @NASA" newsreel.
http://www.nasa.gov/
Inside a Black Hole
Don't let the name fool you: a black hole is anything but empty space. Black holes are some of the most extreme, bizarre and fascinating objects in the universe. Regina Caputo and Jeremy Schnittman describe what it might be like to go hunting for one.