Hibiscus Coast Astronomical Society meeting video with speaker Simon Lewis speaking about getting into radio astronomy. He blends in history of the study radio astronomy while teaching you the basics of how it works as well as why and how an amateur could get involved in its study in a way that reminds me of a college professor – engaging, easy to listen to. send to newbs that would like to learn.

DIY pico balloon technology allows affordable global exploration of the stratosphere without satellites thanks to a ham radio network.