Mark was alone in Colorado this week to record this episode while the rest of the team were either still on vacation or occupied with other activities. So, with the year off to a busy start, I thought I might take a few moments to ponder the possibilities Read More...

Back to basics. Any time we want to convey information between a transmitter and a receiver, we need energy. We use electrical, optical, electromagnetic (wireless), or acoustic (mechanical) energy. That energy is typically transmitted in waves, and we Read More...