Like most waves in the electromagnetic spectrum, radio waves tend to bounce off of various objects. This can be frustrating to anyone trying to use something like a GMRS or LoRa radio in a dense city, ...

Conceptually, radar is pretty simple: send out a radio wave and time how long it takes to get back via an echo. However, in practice, there are a number of trade-offs to consider. For example, ...

Tune into any TV weather report and you’ll hear the words “Doppler radar” as meteorologists track storms across California. But how does Doppler radar work? And how accurate is it? The concept of ...