1 hour
Alok Jha charts the history of weather forecasting. He tells the story of how meteorology became one of the most important scientific endeavours of the modern age. Show more
Discover 11,128,835 listings and 275,014 playable programmes from the BBC
1 hour
Alok Jha charts the history of weather forecasting. He tells the story of how meteorology became one of the most important scientific endeavours of the modern age. Show more
Professor Simon Schaffer presents a documentary telling the story of automata, extraordinary clockwork machines designed hundreds of years ago to mimic and recreate life. Show more
Expert John Wass presents a documentary telling the story of how hormones were discovered and remain at medicine's cutting edge as we try to deal with modern scourges like obesity. Show more
Simon Schaffer reveals the engineering wonders of the 19th century: computers made out of cogs, giant replica dinosaurs, huge telescopes and devices heralding the birth of cinema. Show more
1 hour
Alok Jha investigates how modern weather forecasting was born amid 20th-century catastrophes, as meteorologists helped fight two world wars and tried to predict natural disasters. Show more
Alok Jha charts the history of weather forecasting. In the 1850s, driven to prevent sea disasters, meteorologist Robert Fitzroy issued Britain's first storm warnings. Show more
59 minutes
First broadcast: on BBC FourLatest broadcast: on BBC Four HD
Jim Al-Khalili investigates the most accurate, yet perplexing, scientific theory ever - quantum physics. He finds out whether it might solve biological mysteries. Show more
Professor Jim Al-Khalili investigates the amazing science of gravity. As well sculpting our universe, gravity also affects our weight, height and even the rate at which we age. Show more
Jim Al-Khalili shows how chaos theory can answer a question that mankind has asked for millennia - how does a universe that starts off as dust end up with intelligent life? Show more
1 hour
First broadcast: on BBC FourLatest broadcast: on BBC Four HD
Prof Jim Al-Khalili sets out to discover what the universe might actually look like and charts the stories of the men and women who discovered the truth about the cosmos. Show more
1 hour
First broadcast: on BBC FourLatest broadcast: on BBC Four HD
Prof Jim Al-Khalili sets out to answer the question of what is nothing, showing how the quantum world of the supersmall shaped the vast universe we inhabit today. Show more
1 hour
First broadcast: on BBC FourLatest broadcast: on BBC Four HD
Investigating the concept of information, Jim Al-Khalili learns that it is not just about human communication, it is woven very profoundly into the fabric of reality. Show more
1 hour
First broadcast: on BBC FourLatest broadcast: on BBC Four HD
In attempting to answer the question of what is energy, Jim Al-Khalili investigates a strange set of laws that link together everything from engines to humans to stars. Show more
In this mind-bending film, Jim Al-Khalili explores the universe at its largest, from our solar system up to giant networks of interconnected galaxies. Show more
Physicist Dr Helen Czerski takes us on a journey into the science of bubbles - not just fun toys, but also powerful tools that push back the boundaries of science. Show more
Nuclear physicist Jim Al-Khalili tells the story of the discovery that everything is made of atoms, and of the minds behind the scientific breakthrough. Show more
Jim Al-Khalili's documentary series about the building block of our universe, the atom. He discovers how there might be parallel universes. Show more
1 hour
Adam Rutherford explores how the entire human genome was decoded, discovering that every human carries the entire story of life on earth hidden in his or her DNA. Show more
1 hour
Adam Rutherford shows how decoding the human genome has led us to begin to understand the very process by which our DNA makes each one of us on earth unique. Show more
In this mind-bending film, Jim Al-Khalili explores the universe at its smallest, from tiny insects to living cells and viruses, before finally arriving at the atom. Show more