Facebook is thought to know more about us than any other business in history, but what does the social network that Mark Zuckerberg built do with all of our personal information? Reporter Darragh MacIntyre investigates how Facebook's powerful algorithms allow advertisers and politicians to target us more directly than ever before, and he questions whether the company's size and complexity now makes it impossible to regulate.
Dallas Campbell and Dr Hannah Fry present a documentary exploring aviation, beginning with a look at the challenges of getting aircraft into the air. The programme features a visit to the world's busiest airport to discover the work that goes into getting its millions of visitors off the ground. Plus, the construction of the world's largest passenger plane and the dangers of taking off from the coldest city on Earth.
We cannot see things like the movement of a sponge because its movements are too slow. But with specialized photography we can see imperceptibly slow and fast movements. See the dynamics of a child's first steps, rainfall, nocturnal animals and butterflies in flight-and the incredible archer fish.
They look like us. They move like us. And very soon they will live among us. They are humanoid robots. Meet an astonishing group of humanoids, among them: iCub, the world's first baby robot, and REEM, the Service Robot, ready to be launched as a guide in public spaces. Get to know humanoids!