Video

How Exactly Do Telescopes See Distant Galaxies?

You've probably looked through telescopes and gazed at far away celestial bodies but how exactly does that device bring those things to you?

TestTube Plus is built for enthusiastic science fans seeking out comprehensive conversations on the geeky topics they love. Host Trace Dominguez digs beyond the usual scope to deliver details, developments and opinions on advanced topics like AI, string theory and Mars exploration. TestTube Plus is also offered as an audio podcast on iTunes.