Why These Planes Changed Aviation Forever

The 20th century saw the birth of manned flight and while there a number of planes developed during this time, these pushed the envelope.

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.