Now! That is very En'light'ening...!!! :).
Remind me of school days, speed of light :)
Sure would be lost without them.
Very interesting stuff
Always way cool trivia! Hugs...RO
Good information. Thanks for that Have a great day.
You always have interesting facts....
There is my science for the day. At least I know how to screw in a lightbulb
They also have photon torpedos on Star Trek lol