76: Entropy Is for Wimps

Ron Sparks (@txNgineer, AG5RS) spoke with us about the convergence of makers and ham radio enthusiasts.

The alternative internet: AMPRNet (wiki) aka 44 net

South Texas Balloon Launch Team

Pecan Pico

AmSAT

SatNOGS (their site, their hackaday entry,  and the video Elecia liked)

Weak Signal Propagation Reporter Network ("whisper"). Also on wiki.