WSPR’s biggest selling point is you can do it on the cheap. It’s easy to set yourself up for not much more than $100 and often a whole lot less. Share on Facebook (opens in a new window) Share on X ...

Everybody has a bucket list, things to be accomplished before the day we eventually wake up on the wrong side of the grass. Many bucket-list items are far more aspirational than realistic; very few of ...

Malaysia Airlines Flight 370 disappeared without a trace over a decade ago. Malaysia's government announced last week that it will resume its search efforts for the missing airliner. Maritime robotics ...

What do you need to make a radio transmitter? There are builds that work with just a couple of transistors. But how about a GPS-disciplined small signal beacon? You can actually get the job done for ...

Two years ago, in my home state of Kentucky, we had a devastating tornado that traveled nearly 200 miles, leveled towns, killed scores of people, and left widespread devastation. When emergency ...