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

Whether this crazy-haired arthropod is a new species remains to be seen.

If you believe that the scientific concept of rocket space travel is a thing of the 20th century, you've been fooled by history.

The cave painting is considered to be the world's oldest record of two people kissing.

Sailors, military, fishermen, divers, travelers and oceanographers have reported stories about humanoid creatures that live in oceans, rivers and lakes.

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

They are often portrayed on screen as little green men with elongated arms and legs and big eyes, but a renowned evolutionary biologist argues that extraterrestrials could be very similar to humans.

Drawings discovered in Peru would have been made more than 2000 years ago.