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?

What if you could get behind the wheel and race through space? We scale down the Solar System to the...

A brief visualisation of NASA’s historic spacecrafts Mariner, Pioneer, Voyager, and Dawn, exploring ...

To help visualize the dramatic final chapter in Cassini's remarkable story, NASA's Jet Propulsion La...

In this documentary, Prof. Laércio Fonseca presents facts and connections between cosmology, the uni...

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

For over three decades, NASA and an international team of scientists and engineers pushed the limits...

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

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

A documentary chronicling the history of the telescope from the time of Galileo. Featuring interview...

New planets are now being discovered outside our solar system on a regular basis, and these strange ...

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

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

99% of the plastic that should be floating in the oceans is missing. Even accounting for the plastic...

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

Druids have existed far longer than hitherto assumed, since the 4th century BC. Their traces are fou...

What forms might life take in the Solar System and beyond? In the Academy's newest original planetar...

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