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?

Documentary which uses the latest, most detailed imagery to reveal the monthly life cycle of the moo...

Our planet is running out of drinking water. Only a vanishingly small proportion of the world's wate...

Nowadays we associate Johannes Kepler with his famous laws of planetary motion. But the history of h...

Follow three rocket and satellite companies – Astra Space, Rocket Lab, and Planet Labs – and the que...

For thirty years, NASA's Hubble Space Telescope has discovered new alien worlds, black holes, and th...

Five times, Earth has faced apocalyptic events that swept nearly all life from the face of the plane...

Chronicles the extraordinary life of visionary scientist Demis Hassabis and his relentless quest to ...

A film about astronomy which also happens to show views of the ancient city of Winchester, before fo...

In French Polynesia, there is a place where every year, thousands of groupers gather in secret follo...

What if, before rushing headfront into technology progress, we think twice about it ? As our societ...

When filmmaker Ian Cheney moves to New York City and discovers skies almost completely devoid of sta...

Shot in Southern England over the course of six weeks by a crew of three American filmmakers, Circle...

Smartphones, computers, gaming consoles or digital tablets are now givens in our daily lives. The el...

Canada is leading the way when it comes to dark sky preservation and the fight against light polluti...