Several news agencies are now reporting about a plethora of instances of odd trumpet-like sounds coming from the sky. If it were just one video and one location, it might lean towards a hoax. But these sounds are coming from the sky in locations all around the globe.
From Texas, to Canada to Germany, the bizarre sounds are shaking people up and there is no explanation for what is causing them.
A DailyMail story brings us the following theories.
Tectonic plates grinding Tectonic plates are pieces of the Earths crust and uppermost mantle, together referred to as the lithosphere. The plates are around 100 km (62 mi) thick and consist of two principal types of material: oceanic crust (also called sima from silicon and magnesium) and continental crust (sial from silicon and aluminium).
Atmospheric pressure Atmospheric pressure is defined as the force per unit area exerted against a surface by the weight of the air above that surface.
Trains shunting Self explanatory noise comes from trains in reaction to the track and overhead wires.
Construction Building works, especially if going on at the same time across a specific area, can led to similar sounds.
Aliens Can this be an alien lifeform in the sky, perhaps scouring out Earth?
HAARP weapon Rumours persist that the U.S. government uses secret weapons in the sky for defence and weather modifying, the High Frequency Active Auroral Research Program (HAARP). This wouldnt explain the sounds in other countries however…
The Apocalypse and the Seven Trumpets of Heaven Seven trumpets are sounded, one at a time, to cue apocalyptic events that were seen in the vision of the Revelation of Christ Jesus, by John of Patmos. Somewhat more worrying as it would signal the end of the world…