David Grusch, a former intelligence official, claims the U.S. government is secretly funding programs to reverse-engineer alien technology, sparking debate over transparency and congressional ...

Newly released US files suggest Russia and China may be reverse-engineering UFOs, sparking debate on national security and transparency. The files raise more questions than answers about ...

Claims of an 'arms race' involving Russia and China, reverse-engineering, and crashed alien spacecraft re-emerged this month ...