Science Archives - Page 20 of 25

The Cell

Science / 2 minutes of reading / September 29, 2019 / By HDclump

In a three-part series, Dr Adam Rutherford tells the extraordinary story of the scientific quest to discover the secrets of the cell and of life itself. Every living thing is made of cells, microscopic building blocks of almost unimaginable power and complexity. The Hidden Kingdom part 1 The first part explores how centuries of scientific and religious dogma were overturned by the earliest discoveries of the existence of cells, and how scientists came to realise that there was, literally, more to life than meets the eye. The Chemistry of Life part 2 This episode explores how […]

The Cell Read More »

The Sky at Night – Alien Worlds

Science / 2 minutes of reading / September 9, 2019 / By HDclump

The Sky at Night – Alien Worlds investigates what we know about these alien worlds and looks at how we have managed to detect them. It is not just our sun that is circled by planets. In recent years, astronomers have found over 4,000 planets circling stars other than our own. Professor Chris Lintott visits the UK Astronomy Technology Centre in Edinburgh to see a cutting-edge camera designed to take pictures of exoplanets. And Dr Maggie Aderin-Pocock talks to experts about the continuing hunt for alien worlds and, even, alien moons. Meanwhile, Pete Lawrence sticks to hunting for

The Sky at Night – Alien Worlds Read More »

The Trouble with Space Junk

Science / 2 minutes of reading / September 5, 2019 / By HDclump

The Trouble with Space Junk: In 2018, the International Space Station had to move three times to avoid lethal chunks of space debris and there is an increasing problem of satellites mysteriously breaking down. With first-hand accounts from astronauts and experts, Horizon reveals the scale of the problem of space junk. Our planet is surrounded by hundreds of millions of pieces of junk moving at 17,000 miles per hour. Now the US government is investing a billion dollars to track them, and companies around the world are developing ways to clear up their mess – from robot arms

The Trouble with Space Junk Read More »

Building: The Ultimate Telescope

Science / 2 minutes of reading / September 2, 2019 / By HDclump

Building: The Ultimate Telescope – On a high plateau in a remote desert in northern Chile lies the largest observatory on Earth, ALMA, or Atacama Large Millimeter/Submillimeter Array. The name refers to a network of 66 massive radio telescopes, working in unison to observe the birth and death of stars and planets, and answer centuries-old questions about the origins of our universe. Witness the history of ALMA, the remarkable product of a 20-year global effort, and see how it is already changing our basic understanding of the cosmos, and astronomy itself. Building: The Ultimate Telescope The

Building: The Ultimate Telescope Read More »

Cannabis: Miracle Medicine or Dangerous Drug?

Science / 3 minutes of reading / August 30, 2019 / By HDclump

Horizon investigates the very latest medical and scientific research into the effects of cannabis on the brain and the body. Medicinal cannabis became legal in the UK on 1 November 2018, but it is still shrouded in controversy. A&E doctor Javid Abdelmoneim wants to find out whether it will help or harm patients. Javid meets the young epilepsy patient responsible for changing the law around medicinal cannabis in the UK and sees the remarkable effects it has on his condition. He visits a medicinal cannabis farm in Denmark to learn how a company known for growing the recreational

Cannabis: Miracle Medicine or Dangerous Drug? Read More »

How Small Is the Universe ?

Science / 2 minutes of reading / August 28, 2019 / By HDclump

How Small Is the Universe: plunges down the biggest rabbit-hole in history in search of the smallest thing in the universe. It is a journey where things don’t just become smaller but also a whole lot weirder. Scientists hope to catch a glimpse of miniature black holes, multiple dimensions and even parallel universes. As they start to explore this wonderland, where nothing is quite what it seems, they may have to rewrite the fundamental laws of time and space. How Small Is the Universe ? Micro black hole Micro black holes, also called quantum mechanical black

How Small Is the Universe ? Read More »

The Sky at Night – Space Mission Special

Science / 2 minutes of reading / August 12, 2019 / By HDclump

The Sky at Night – Space Mission Special: Only a handful of missions are sent into space every decade, but how do we decide which missions are cleared for launch and which are grounded? This month the Sky at Night goes behind the scenes as the European Space Agency select their next F-class mission, scheduled to be launched in 2028. And we meet the British teams vying to have their ideas selected, including a revolutionary mission to a comet. The Sky at Night – Space Mission Special The Science Programme of the European Space Agency

The Sky at Night – Space Mission Special Read More »

The Genius of Marie Curie

Science / 2 minutes of reading / August 6, 2019 / By HDclump

The Genius of Marie Curie – The Woman Who Lit up the World: over 80 years after her death, Marie Curie remains by far the best-known female scientist. In her lifetime, she became that rare thing – a celebrity scientist, attracting the attention of the news cameras and tabloid gossip. They were fascinated because she was the first woman to win the Nobel Prize and is still the only person to have won two Nobels in two different sciences. But while the bare bones of her scientific life, the obstacles she had to overcome, the years of painstaking

The Genius of Marie Curie Read More »

Dark Secrets of the Solar System

Science / 2 minutes of reading / August 1, 2019 / By HDclump

Dark Secrets of the Solar System: New evidence is rewriting the history of our solar system, and using the latest discoveries and cutting-edge tech, experts are investigating if our cosmic neighborhood once featured oversized alien Earths and a second Sun. For most of history, humanity did not recognize or understand the concept of the Solar System. Most people up to the Late Middle Ages–Renaissance believed Earth to be stationary at the centre of the universe and categorically different from the divine or ethereal objects that moved through the sky. Although the Greek philosopher Aristarchus of Samos had speculated

Dark Secrets of the Solar System Read More »

Alien Hell Storms

Science / 2 minutes of reading / July 31, 2019 / By HDclump

Alien Hell Storms: Jupiter, Saturn, Uranus, and Neptune are homes to the deadliest storms in our solar system, and new discoveries reveal the secrets of this hellish alien weather, helping experts understand these alien worlds better than ever. Alien Hell Storms The Great Red Spot is a persistent high-pressure region in the atmosphere of Jupiter, producing an anticyclonic storm, the largest in the Solar System, 22 degrees south of Jupiter’s equator. It has been continuously observed since 1830. Earlier observations from 1665 to 1713 are believed to be of the same storm; if this is correct, it

Alien Hell Storms Read More »

Hunt for the Missing Black Holes

Science / 2 minutes of reading / July 29, 2019 / By HDclump

Hunt for the Missing Black Holes: New discoveries might finally reveal how supermassive black holes are made, and using the latest technology, experts are on the verge of understanding how these monsters grow and how they affect life on our planet. Hunt for the Missing Black Holes A supermassive black hole is the largest type of black hole, containing a mass of the order of hundreds of thousands to billions of times the mass of the Sun. Black holes are a class of astronomical object that have undergone gravitational collapse, leaving behind spheroidal regions of space

Hunt for the Missing Black Holes Read More »

The Planets episode 5 – Into the Darkness: Ice Worlds

Science / 2 minutes of reading / June 26, 2019 / By HDclump

The Planets episode 5: in the final episode, Professor Brian Cox journeys to the remotest part of the solar system, a place that the most mysterious planets call home. These worlds remain shadowy for a simple reason. Beyond Saturn we have only ever visited the most distant planets once. Uranus – barely visible to the naked eye – was once thought to be the furthest planet from the Sun. But with the telescope and some careful viewing we discovered it had a companion: Neptune. Thanks to a rare alignment of the planets in 1976, Voyager 2 was sent

The Planets episode 5 – Into the Darkness: Ice Worlds Read More »