A quadrotor, or quadrocopter, seems to be the cool new thing at the moment for remote-control enthusiasts.
They look a bit like this:
They seem to be very stable, so are a popular camera platform:
I must find an affordable one of these somewhere! And they’re wonderful things if you want to fake a UFO sighting:
Lots more videos out there if you search YouTube – or have a look here.
You can make one yourself, of course, if you have the time, or you can buy them from someone like Draganfly if you have the money. Me, I don’t have either 🙁