Origins Unknown: The Alien Presence on Earth

Some 220 miles above Earth lies the International Space Station, a one-of-a-kind outer space laboratory that 16 nations came together to build. Get a...

Join the Mars rovers Spirit and Opportunity for an awe-inspiring journey to the surface of the mysterious red planet.

In one single, epic camera move we journey from Earth's surface to the outermost reaches of the universe on a grand tour of the cosmos, to explore...

The alien abduction phenomenon, told by those who experienced it, with the weight of a Pulitzer Prize-winning Harvard psychiatrist at their back.

The captivating tales of the people and events behind one of humanity's greatest achievements in exploration: NASA's Voyager mission.

In 2021, a Pentagon report revealed what the US government had denied for decades -- UFOs are real and may even pose a threat to our planet. Now,...

Archival material from the original NASA film footage – much of it seen for the first time – plus interviews with the surviving...

Travel alongside the astronauts as they deploy and repair the Hubble Space Telescope, soar above Venus and Mars, and find proof of new planets and...

On July 16, 1969, hundreds of thousands of spectators and an army of reporters gathered at Cape Kennedy to witness one of the great spectacles of the...

Laika, a stray dog, was the first living being to be sent into space and thus to a certain death. A legend says that she returned to Earth as a ghost...

Don Letts's hilarious and colourful profile of the godfather of funk, whose 50-year career has defined the genre. From his 1950s days running a...