View Full Version : Ep. 135: X-Ray Astronomy

2009-May-07, 06:00 PM
If you've ever broken a bone, X-rays are a part of the electromagnetic spectrum. Doctors use X-rays to study the human body, and astronomers use X-rays to study some of the hottest places in the Universe. So let's put on our X-ray specs, and see what we can see.http://feeds2.feedburner.com/~r/astronomycast/~4/hhcSVlDyWU8

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2009-May-11, 03:51 PM
Did I hear Fraser and Pamela refer to the "Dark side of the Moon"?

I thought Phil had dealt with that one in his first book :whistle:

2009-May-12, 05:52 AM
It is dark meaning "unknown", rather than meaning "unlit".