The hum, a low-frequency buzz that was a constant annoyance to those who heard it, attracted media attention several years ago. Scientists from the state’s national laboratories and several universities descended on Taos to measure everything from seismic and electro-magnetic vibrations to the sensitivity of the human ear.

Note: It is best to listen to this with stereo headphones except for #5 which is best listened to with stereo speakers placed apart.

Not only is this an optical illusion it is a audio illusion as well the rocket-ship seems to be moving when it is not and the audio makes it sound like it is increasing infinitely.