science Archives - Page 10 of 20

Rise of the Continents episode 2 – Australia

Nature, Science / 3 minutes of reading / July 25, 2021 / By HDclump

Rise of the Continents episode 2 – Australia: Professor Iain Stewart uncovers the mysterious history of Australia, and shows how Australia’s journey as a continent has affected everything from Aboriginal history to modern-day mining, and even the evolution of Australia’s bizarre wildlife, like the koala. Iain begins searching for the platypus – a strange creature that is half mammal and half reptile. 200 million years ago reptile-like mammals were found across much of the world because at this time Australia was just one part of a huge landmass called Gondwana, that dominated the southern hemisphere. Piecing together evidence […]

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Rise of the Continents episode 1 – Africa

Science, Nature / 3 minutes of reading / July 23, 2021 / By HDclump

Rise of the Continents episode 1 – Africa: Geologist Prof Iain Stewart shows how the continent of Africa was formed from the wreckage of a long lost supercontinent. Professor Iain Stewart reveals how our iconic continents were created, and how their tumultuous past has shaped our life today. It features, among other things, creation of Victoria Falls, diamond mines of Sierra Leone, skeletons of early whales buried in the sand, and the nutrient-rich grass of the Serengeti Plains. Using clues like Africa’s spectacular landmarks, mineral wealth and wildlife, Iain Stewart shows how the continent of Africa was formed

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Eugenics: Science’s Greatest Scandal episode 2

Science / 3 minutes of reading / July 21, 2021 / By HDclump

Eugenics: Science’s Greatest Scandal episode 2: Angela and Adam also ask if eugenic-style attitudes towards the poor and disabled continue to shape today’s society, and explore if breakthroughs in medicine, such as screening and gene editing, will combine with prejudice against the disabled to bring a form of eugenics back. They weigh the undoubted benefits of modern medicine with the possibility of their misuse in the name of human enhancement. They look into the story of the first attempts to edit the genomes of humans in China and explore the latest science on the issue of what’s more important—nature or

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Eugenics: Science’s Greatest Scandal episode 1

Science / 2 minutes of reading / July 19, 2021 / By HDclump

Eugenics: Science’s Greatest Scandal episode 1: Journalist Angela Saini and disability rights activist Adam Pearson explore the shocking origins and legacy of eugenics in Britain and its continued influence today. Science journalist Angela Saini and disability rights activist Adam Pearson, reveal that eugenics – the controversial idea that was a driving force behind the Nazi death camps – originated in the upper echelons of the British scientific community. The presenters uncover how shocking eugenic beliefs permeated the British establishment and intelligentsia; supporters included figures such as Winston Churchill and Marie Stopes. They see how eugenics influenced the Mental

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Brian Cox’s Adventures in Space and Time episode 4 – What Is Time?

Science / 3 minutes of reading / June 21, 2021 / By HDclump

Brian Cox’s Adventures in Space and Time episode 4 – What Is Time?: Brian explores a simple question that is causing a big stir today: what is time? Modern science shows it to be far stranger than we think. He recalls some highlights from his TV series that touch upon different aspects of this physics conundrum: from a mind-boggling encounter with Doctor Who, to breaking the sound barrier in a Eurofighter in order to see two sunsets in one day, to witnessing one of the oldest animal life cycles on earth on a remote beach in Costa Rica. Alternative

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Brian Cox’s Adventures in Space and Time episode 3 – What Is Gravity?

Science / 4 minutes of reading / June 14, 2021 / By HDclump

Brian Cox’s Adventures in Space and Time episode 3: Brian takes a fresh look at the concept of gravity, revealing it to be far more than just the force that makes things fall to the ground. Recent scientific breakthroughs are challenging physicists’ ideas of the very nature of reality. He recalls some of his most iconic TV moments: being first on the scene to meet a space capsule returning three astronauts from the International Space Station; demonstrating how a bowling ball and feather fall at the same speed in the largest vacuum chamber in the world; filming in

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Brian Cox’s Adventures in Space and Time episode 2

Science / 3 minutes of reading / June 7, 2021 / By HDclump

Brian Cox’s Adventures in Space and Time episode 2: Brian Cox looks at our attempts to answer one of the most profound questions we can ask – are we alone in the universe? With scientists sending space probes to the furthest reaches of our solar system and beyond, the scientific search for alien life has begun. Inspired by a childhood love of science fiction, Brian still hopes to hear from ET. In this film, he explains why this search deserves to be taken seriously, and he explores the chances of it happening. Discovering our place in the universe.

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Sound Waves – The Symphony of Physics – Using Sound episode 2

Science / 3 minutes of reading / June 1, 2021 / By HDclump

Sound Waves – The Symphony of Physics – Using Sound episode 2: Dr Helen Czerski examines the extraordinary messages sound waves carry and how they help us understand the world around us. Visiting a hidden location buried beneath the hills of Scotland, Helen experiences some of the most extreme acoustics in the world. Here she learns just how much information can be carried by sound. She discovers how sound has driven the evolution of truly incredible biological systems and complex relationships between creatures that exploit sound for hunting – and escaping from predators. Helen demonstrates how sound waves

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Brian Cox’s Adventures in Space and Time episode 1

Science / 3 minutes of reading / May 31, 2021 / By HDclump

Brian Cox’s Adventures in Space and Time episode 1: Brian believes we are at the start of a new age of space travel, where space flight is on the verge of becoming routine. In this episode, he explores the latest science and takes a new look at his old films and asks: how far can we go in our exploration of the cosmos? Brian begins in Russia’s cosmonaut training facility in the outskirts of Moscow, where he dons a spacesuit to discover what ‘the right stuff’ is and what it might take to carry out maintenance on the

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Sound Waves – The Symphony of Physics – Making Sound episode 1

Science / 3 minutes of reading / May 30, 2021 / By HDclump

Sound Waves – The Symphony of Physics – Making Sound episode 1: Dr Helen Czerski investigates the extraordinary science behind the sounds we’re familiar with and the sounds that we normally can’t hear. She begins by exploring the simplest of ideas: what is a sound? At the Palace of Westminster, Helen teams up with scientists from the University of Leicester to carry out state-of-the-art measurements using lasers to reveal how the most famous bell in the world – Big Ben – vibrates to create pressure waves in the air at particular frequencies. This is how Big Ben produces

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Colour – The Spectrum of Science episode 3

Science / 3 minutes of reading / April 28, 2021 / By HDclump

Colour – The Spectrum of Science episode 3: Helen Czerski looks at the colours invisible to our eyes. To see the universe in a new light, she takes to the skies in a jet equipped with an infrared telescope. We live in a world ablaze with colour. Rainbows and rainforests, oceans and humanity, earth is the most colourful place we know of. But the colours we see are far more complex and fascinating than they appear. In this series, Dr Helen Czerski uncovers what colour is, how it works, and how it has written the story of our

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Colour – The Spectrum of Science episode 2

Science / 3 minutes of reading / April 27, 2021 / By HDclump

Colour – The Spectrum of Science episode 2: The raw, early Earth had plenty of colour, but that canvas was about to be painted with a vast new palette – and the source of those colours was life. We live in a world ablaze with colour. Rainbows and rainforests, oceans and humanity, earth is the most colourful place we know of. But the colours we see are far more complex and fascinating than they appear. In this series, Dr Helen Czerski uncovers what colour is, how it works, and how it has written the story of our planet

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