At the edge of our solar system supposedly lies an immense planet. Five to ten times the size of the Earth. Several international teams of scientists have been competing in a frantic race to detect it, in uncharted territories, far beyond Neptune. The recent discovery of several dwarf planets, with intriguing trajectories, have put astronomers on the trail of this mysterious planet. Why is this enigmatic planet so difficult to detect? What would a ninth planet teach us about our corner of the universe? Could it help us unlock some of the mysteries of our solar system?

How were the giant stone heads of Rapa Nui – also known as Easter Island – carved and raised, and wh...

Documentary about the Griffith Observatory, shown at their Leonard Nimoy Event Horizon Theater

This feature-length documentary is a portrait of eclipse chasers, people for whom solar eclipses - a...

Chaco Canyon, located in northwest New Mexico, is perhaps the only site in the world constructed in ...

In October 2023, a European research team succeeded in generating an enormous amount of energy from ...

A mechanic discovers the fossil of a huge carnivorous dinosaur, unleashing a war between scientists,...

Cave paintings and lunar calendars exist in the caves and remains of prehistoric hunters studied rec...

Based on the famous Gustav Holst musical suite, this musical film takes watchers on a magnificent jo...

Discovered about twenty years ago, the immense masses of water vapor that fly over the Amazon, calle...

Why did the Roman Empire, which dominated Europe and the Mediterranean for five centuries, inexorabl...

CERN and the University of California-Santa Barbara are collaborating in the search for the elusive ...

214 million years ago a gigantic meteorite broke up and impacted Earth. 65 million years ago, the im...

Since the summer of 2020, boats along the Atlantic coast from the Strait of Gibraltar to the Bay of ...

Forensic experts scan Pompeii’s victims to investigate why they didn’t escape the eruption.

Although a real awareness of the populations is underway - the multiplication of natural disasters a...