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A British tech businessman seeks help repairing a Cold War-era radar antenna and turning it into a UFO detector.

Astronomers have discovered that invisible structures generated by gravitational interactions in the Solar System have created a "Space Superhighway" network.

Archaeologists from Turkey discovered the ruins of a castle belonging to the Urartu civilization during underwater excavations in Lake Van.

The advancement of science will probably lead us to an incredible reality in the coming decades.

For the first time in 2,000 years, tourists will have access to the ancient city of Hegra in Saudi Arabia.

Although they are a great archaeological find, the origin of the stone spheres remains a mystery to mankind.

In a new study, scientists have calculated that there may be 36 active intelligent civilizations in the Milky Way.

The first dimension is height, the second is width, the third is depth, and the fourth is time, but no one has yet been able to explain what is the fifth dimension.