https://youtube.com/watch?v=Yf8XUZBMGUQ%3Fversion%3D3%26rel%3D1%26fs%3D1%26autohide%3D2%26showsearch%3D0%26showinfo%3D1%26iv_load_policy%3D1%26wmode%3Dtransparent

For years a mysterious trumpet-like noise coming from ‘above’ has been heard by people from all around the world. Scientists have failed to understand what causes the eerie noises which have been heard in the United Kingdom, Australia, Ukraine, Germany, and even North America. The mysterious sound—which has been successfully recorded dozens of times—has been…

via They’re Back! Eerie ‘apocalyptic sounds’ heard all around the world mystify scientists — The Event Chronicle