PBS Space Time: Interstellar Expansion WITHOUT Faster Than Light Travel
-
In the far future we may have advanced propulsion technologies like
matter-antimatter engines and compact fusion drives that allow humans to
travel to othe...
2 hours ago
2 comments:
Yes, I know you're in NHL championship mode--but spassfabrik has been up for nearly a day. You must be sicker than you said.
I blame the loss of blood to my brain. I'm on it...
Post a Comment