- All
- Available now (0)
- Next on (0)
![]()
Is Everything We Know About The Universe Wrong?
Investigating the discovery of what is ominously being called 'dark flow'.
![]()
Did Cooking Make Us Human?
Horizon asks whether eating cooked food prompted changes that helped humanity evolve.
![]()
What Makes a Genius?
A professor of mathematics asks if geniuses' brains are fundamentally different from his.
![]()
To Infinity and Beyond
How infinity is older than time, bigger than the universe and stranger than fiction.
![]()
Don't Grow Old
Looking at discoveries which suggest ageing is something flexible that can be manipulated.
![]()
Pill Poppers
How much is really known about the medicines we take, and can they be trusted to work?
![]()
Why Do Viruses Kill?
Horizon follows researchers attempting to unravel the many secrets of viruses.
![]()
The Secret Life of the Dog
How research into dogs is giving scientists a greater understanding of human behaviour.
![]()
How Many People Can Live on Planet Earth?
Sir David Attenborough investigates whether the world faces a population crisis.
![]()
How Long is a Piece of String?
Alan Davies attempts to answer the proverbial question: how long is a piece of string?
![]()
Why Do We Talk?
Horizon investigates speech, a phenomenon unique to humans, which remains a mystery.
![]()
Who Is Afraid of a Big Black Hole?
What was there before the big bang? Black holes could hold the answer.
![]()
Fix Me
Three people with untreatable conditions see if, within their lifetime, they can be cured.
![]()
The Secret You
The search for answers to one of science's greatest mysteries: how do we know who we are?
![]()
Do I Drink Too Much?
Addiction expert John Marsden explores our relationship with alcohol.














