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?

While life expectancy is increasing in Western countries, cases of diabetes, hypertension, obesity a...

Billions of years ago, Venus may have harbored life-giving habitats similar to those on the early Ea...

With the discovery of an incoming asteroid, the government of America formulate a plan to destroy it...

Ring of Fire is about the immense natural force of the great circle of volcanoes and seismic activit...

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

Autobots, Decepticons, Predaking and Predacons form an unlikely alliance to battle a resurrected Uni...

Explores the Pyramids of Giza as Egyptologists try to unravel the mysteries and decipher the clues b...

Director Dominique Leclerc spent years depending on medical devices for her survival. Then, looking ...

In the brief period of peace after a terrible war on a far future Earth, an outer-space military aca...

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

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

The dynamic meeting of solid science and futuristic simulation culminates in a dramatic exploration ...

The first feature from Alison McAlpine is a dialogue with the heavens—in this case, the heavens abov...

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

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

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

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

The New Horizons team examines the latest findings and imagery from Pluto and the fringes of our sol...