Episode guide

Horizon: 2014-2015

18 episodes · first aired Aug 18, 2014

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1 Should I Eat Meat? The Big Health Dilemma Aug 18, 2014 · 1h Michael Mosley investigates the alleged danger in eating red and processed meat, and does a one month test on himself, doubling his meat intake.
2 Should I Eat Meat? How to Feed the Planet Aug 20, 2014 · 1h Dr Michael Mosley seeks to establish the truth about meat. Every year, humans raise and eat 65 billion animals - nine animals for every person on the globe. In this eye-opening…
3 Allergies: Modern Life and Me Aug 27, 2014 · 1h Changes to the bacteria that live inside all of us are responsible for increasing the number of people with allergies, suggests new research. The show investigates this claim by conducting…
4 Inside the Dark Web Sep 3, 2014 · 1h Twenty-five years after the world wide web was created, it is now caught in the greatest controversy of its existence: surveillance. With many concerned that governments and corporations…
5 Ebola - The search for a cure Sep 10, 2014 · 1h The Ebola virus. No-one knows exactly where it comes from but one thing is certain - it's one of the most virulent infections known to science. This special episode of Horizon meets the…
6 Is your Brain Male or Female? Sep 29, 2014 · 1h Dr Michael Mosley and Professor Alice Roberts investigate if male and female brains really are wired differently.
7 Secrets of the Solar System Mar 3, 2015 · 1h New planets are now being discovered outside our solar system on a regular basis, and these strange new worlds are forcing scientists to rewrite the history of our own solar system. Far…
8 Aftershock: The Hunt for Gravitational Waves Mar 10, 2015 · 1h Horizon travels to the South Pole to tell the inside story of the greatest scientific quest of our time. In March 2014, a team of astronomers stunned the scientific world when they…
9 Dancing in the Dark - The End of Physics? Mar 17, 2015 · 1h Scientists genuinely don't know what most of our universe is made of. The atoms we're made from only make up four per cent. The rest is dark matter and dark energy (for 'dark', read 'don't…
10 70 Million Animal Mummies: Egypt's Dark Secret May 11, 2015 · 1h The team investigate the use of modern medical technology to scan Egyptian animal mummies from museums across the world. By creating 3-D images of their content, experts are discovering…
11 Is Binge Drinking Really That Bad? May 20, 2015 · 1h How bad can our drinking pattern be for our health? Doctors and genetically identical twins Chris and Xand van Tulleken want to find out. With the current drinking guidelines under review…
12 The Trouble with Space Junk Aug 5, 2015 · 1h 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 satellites mysteriously breaking down. With…
13 Are Health Tests Really A Good Idea? Aug 12, 2015 · 1h Michael Mosley puts himself through a battery of health tests available to people who feel perfectly well. From an expensive heart scan to a new national screening procedure to detect the…
14 First Britons Aug 19, 2015 · 1h Horizon reveals how new archaeological discoveries are painting a different picture of the very first native Britons. For centuries it's been thought that these hunter-gatherers lived a…
15 OCD: A Monster In My Mind Aug 26, 2015 · 1h 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 that she hasn't killed people, looking for…
16 Which Universe Are We In? Sep 2, 2015 · 1h Imagine a world where dinosaurs still walk the earth. A world where the Germans won World War II and you are President of the United States. Imagine a world where the laws of physics no…
17 Cosmic Dawn: The Real Moment of Creation Sep 9, 2015 · 1h Forget the big bang. The real moment of creation was the Cosmic Dawn - the moment of first light. This is the scientific version of the story of Genesis. The big bang gets all the credit…
18 Are Video Games Really That Bad? Sep 16, 2015 · 1h The video game industry is a global phenomenon. There are over 1.2 billion gamers across the planet, with sales projected soon to pass $100 billion per year. But their very popularity…