简介：According to the UN, it is predicted that the human population could reach ten billion people by the year 2050. For broadcaster and naturalist Chris P

简介：Horizon looks at dark energy - the mysterious force that is unexpectedly causing the universe's expansion to speed up. The effects of dark energy

简介：Is your smart phone making you stupid? Can you make yourself cleverer? The Great British Intelligence Test measures the brainpower of the nation in on

简介：Drones are transforming our world. We use them to deliver our medicines, clean our skyscrapers and even fight fires. But there is a dark side to this

简介：Horizon explores the secrets of what makes a long, healthy and happy life. It turns out that a time you can't remember - the nine months you spend

简介：Around the world, a new generation of astronomers are hunting for the most mysterious objects in the universe. Young stars, black holes, even other fo

简介：They are the miracle pills that shouldn't really work at all. Placebos come in all shapes and sizes, but they contain no active ingredient. Now th

简介：In 2014, the International Space Station had to move three times to avoid lethal chunks of space debris and there is an increasing problem of satellit

简介：Most of us think that Obsessive Compulsive Disorder (OCD) is just over fussy tidying. But it's actually much more serious. Sophie has to check tha

简介：There are about 600 murders each year in the UK. So, what drives people to kill? Are some people born to kill or are they driven to it by circumstance