Horizon site no longer updated
The Horizon site is no longer being updated. Find out more about the upcoming series or browse the archive using the links below.
How does your memory work?
Horizon looks at the human memory and how it develops.
How much is your dead body worth?
Horizon investigates the insatiable demand for body parts.
Place your Bet
What scientific discovery will be made within the next 10 years?
Heroes from the Past
Today's scientists pick their hero from the past. Who would you most like to meet?
In 1983 & 1996 Horizon filmed interviews with Hawking at the University of Cambridge.
The chief engineer for the Twin Towers talks about his experience of 9/11.