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For decades, the mystery of the "Sailing Stones" has left many scientists puzzled and unanswered.

Without our natural satellite, the planet's climate would be in chaos and life would disappear.

Investigations have discovered the existence of a “Great Pyramid” hidden under Australian vegetation.

Warp Engines have just left the world of science fiction to enter the realm of physics.

On some sunny day you must have come across this circle with the colors of the rainbow around the Sun.

Evolutionarily speaking, plants are among the most intelligent living things on Earth.

The earliest known astronomical observatory in the Americas was built by an unknown culture, long before the Incas rose to power in Peru and began to celebrate their Sun God.

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.