cold war

During the Cold War, the US Central Intelligence Agency (CIA) used animals including pigeons, crows, dolphins and cats to perform secret missions.

US federal agencies have been holding lie detectors since the 1950s to reassure public opinion that they can unmask the agents.

According to Express, Paul Hellyer claims to have information that governments are connecting with aliens.

The US military used this top secret base to be ready to strike a nuclear attack on the Soviet Union, because the area was only a few hundred kilometers from the enemy territory.

NATO is the short name of the North Atlantic Treaty Organization, a military alliance established in 1949 including the United States and several European countries.

Let's visit the world's largest tunnel system, can withstand thousands of tons of explosives or a powerful earthquake of level 8, can even withstand atomic bombs and hydrogen

The US National Laboratory has just released a video of a declassified documentary about the Cold War nuclear bomb test.

Although not built on a 5-sided plot of land as originally planned, the US Department of Defense headquarters still has a pentagonal design to shorten the travel distance.

Some scientists, technical experts, and writers, filmmakers have had strange and accurate predictions about what will happen or appear in the future, even hundreds of years before

Unesco's Scientific, Educational and Cultural Organization has recognized Marshall's Bikini Atoll Island as a World Cultural Heritage in 2010.