In the 20th century, pioneering scientists, journalists and investigators defied convention and began documenting UFOs. Now …
source
The UFO Pioneers
![](https://declassifiedufo.com/wp-content/uploads/2022/03/1646181760_maxresdefault.jpg)
In the 20th century, pioneering scientists, journalists and investigators defied convention and began documenting UFOs. Now …
source