Personally, I think it is amazing that technology exists that allows a person to listen in to the skies above. As a kid I was always interested in radio and picking up on what was being transmitted around us was both exciting and strengthened my interest in aviation.
Now, you can have the ability to listen in on pilot and ATC chatter without spending hundreds of dollars on commercial scanners.
In the video below I show you how to setup your own air-band radio receiver for under $20 (links to all supplies at bottom of page)!
If you are interested in increasing your range, take a look at my previous video that shows how to make a high-gain antenna out of a common piece of cable that you probably have laying around the house:
Links:
USB DVB-T Dongle https://amzn.to/2HFgJlY
LiveATC.net
AirSpy Software https://airspy.com/download/
.Net Framework https://www.microsoft.com/net/download/windows