Decades-old sky survey photographs from the 1950s have long puzzled researchers and UFO enthusiasts alike, featuring mysterious flashes of light that defy conventional explanation. Recent analysis ...
Researchers at Stockholm University in Sweden and Vanderbilt University in Tennessee studied historic observatory photos to find signs of flashes of light. The researchers then drew a statistical ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results