Video documentaries about science and technology
The Beginning and End of the Universe episode 2
The Beginning and End of the Universe episode 2: Professor Jim Al-Khalili carries us into the distant future to try to discover how the universe will end - with a bang or a whimper? He reveals a universe far stranger than anyone imagined and, at the frontier of our understanding, encounters a mysterious and enigmatic force that promises to change physics forever. Prof Jim Al-Khalili tackles the biggest subject of all, the universe, through a series of…
The Beginning and End of the Universe episode 1
The Beginning and End of the Universe episode 1: Professor Jim Al-Khalili takes us back in time to tackle the greatest question in science: how did the universe begin? Uncovering the origins of the universe is regarded as humankind's greatest intellectual achievement. By recreating key experiments Jim unravels the cosmic mystery of science's creation story before witnessing a moment, one millionth of a second, after the universe sprang into existence. Prof Jim Al-Khalili tackles the biggest subject…
The Incredible Human Journey episode 5
The Incredible Human Journey episode 5 - The Americas: Alice Roberts investigates how humans may have reached North and South America, looking at routes across the Canadian ice sheet and from Australia across the Pacific. For Stone Age people, reaching North and South America seems impossible - on each side vast oceans, and to the north an impenetrable ice sheet that covered the whole of Canada. So how did the first Americans get there? Dr Alice Roberts…
The Incredible Human Journey episode 4
The Incredible Human Journey episode 4 - Australia: Dr Alice Roberts looks at our ancestors' seemingly impossible journey to Australia. There are seven billion humans on Earth, spread across the whole planet. Scientific evidence suggests that most of us can trace our origins to one tiny group of people who left Africa around 70,000 years ago. In this five-part series, Dr Alice Roberts follows the archaeological and genetic footprints of our ancient ancestors to find out how their journeys transformed…
The Incredible Human Journey episode 3 - Europe
The Incredible Human Journey episode 3 - Europe: In Europe, Dr Alice Roberts investigates how our species coped with the rival Neanderthals and the Ice Age. There are seven billion humans on Earth, spread across the whole planet. Scientific evidence suggests that most of us can trace our origins to one tiny group of people who left Africa around 70,000 years ago. In this five-part series, Dr Alice Roberts follows the archaeological and genetic footprints of our ancient ancestors to…