Medicine & TechnologyThe Roman forts were discovered when researchers analyzed declassified images shot by Cold War spy satellites. Read to learn more.
Decades after the Cold War era, American honey still has traces of radioactive fallout from the nuclear tests during that time. But levels of the radioactive isotope found are below the levels to be considered harmful.
A 1961 nuclear bomb demonstration was released by Russia's nuclear agency Rosatom. The Tsar Bomba was the largest nuclear bomb ever created. The footage has been kept top secret since the Cold War.