A high-speed camera has captured the chilling moment four UFOs were spotted above the 'cursed' Skinwalker Ranch in northeastern Utah.

Never-before-seen footage has exposed a possible 'portal' on the haunted ranch, where the team has witnessed a mutilated cow who died under mysterious circumstances.

The video, released by The History Channel in a new episode of 'The Secret of Skinwalker Ranch,' features a team of scientists investigating the 512-acre ranch, long known for its paranormal and UFO-related activities. 

Among the eerie sightings, the team observed what appeared to be a possible portal on the ranch.  

During the investigation, Erik and Travis, two scientists on the team, were amazed as they observed four UFO's on the high-speed camera.

To read more, click here.