GLOBAL - Numerous UFO (unidentified flying object) sightings are circulating the web showing a smoke-like black ring hovering over different areas in the world. The respective governments of the countries involved are yet to release a statement, but social media has been picking up on the sightings with more and more recorded videos and images being posted online.

1. Philippines


2. Argentina


3. California, USA


4. England


Speculation among netizens lead to these UFO's being maneuvered by extraterrestrial beings or aliens, but most experts say otherwise. Whether these black rings are linked to each other is the subject of debate. More on this story as it develops.