ViKMEg57qx8 johnny-harris-why-the-us-sells-weapons-to-103-countries Johnny Harris | Why the US Sells Weapons to 103 Countries The United States sends weapons to over 100 countries as a way of wielding influence over global affairs today. Those countries rely on the arms trade to help prevent conflicts - but it can just as easily fuel them. 7cSwkPWx2B4 mad-world-the-nuclear-weapons-that-could-wipe-out-all-life M.A.D World | Nuclear Weapons That Could Wipe Out All Life This compilation of four M.A.D World episodes explores the events that shaped the early years of the Cold War and the nuclear age, from the first atomic bomb to Cuban Missile Crisis. nRecA5x7ZBM scifi-isaac-arthur-hive-worlds SciFi | Isaac Arthur | Hive Worlds Science fiction often shows us dark, grimy, dystopian mega-cities in the future, but are such planet-wide cities possible, what would they be like, and how many people could they hold? q05JquXgacs us-and-south-korea-agree-key-nuclear-weapons-deal US and South Korea Agree Key Nuclear Weapons Deal The US and South Korea have secured a landmark deal to counter the North Korean nuclear threat. bvE2ptfVOA4 putin-warns-uk-over-depleted-uranium-weapons Putin Warns UK over Depleted Uranium Weapons Russia’s President Putin has warned that if the UK goes ahead with plans to supply Ukraine with shells containing depleted uranium, then Russia will be forced “to respond”. ZF3OGLG5W5E isaac-arthur-journey-to-alpha-centauri Isaac Arthur | Journey to Alpha Centauri Alpha Centauri may be the closest star system to us, but reaching it will be the voyage of a lifetime. HV4IfsJ7vHU isaac-arthur-planetary-terraforming-strategies Isaac Arthur | Planetary Terraforming Strategies Once we journey out to the stars, we will need to forge new worlds to live on. Choosing the best terraforming techniques for each planet and star system will be vital to surviving on alien worlds. ES5_nqeThR4 real-science-natures-wildest-weapons Real Science | Nature's Wildest Weapons Credits: Narrator/Writer: Stephanie Sammann Writer: Lorraine Boissoneault Editor: Dylan Hennessy Q9CIy4EtewE whats-more-powerful-than-nuclear-weapons What’s More Powerful Than Nuclear Weapons? As far back as 60 years ago, John F. Kennedy said: "Mankind must put an end to war, or war will put an end to mankind." What is more powerful than nuclear weapons? 9jS3dUOa9jc russia-says-it-wont-use-tactical-nuclear-weapons-in-ukraine Russia says it Won’t use Tactical Nuclear Weapons in Ukraine Russia’s ambassador to the UK has told the BBC that his country will not use tactical nuclear weapons in the war in Ukraine. YyhTw-ZHTiE putin-puts-russias-nuclear-weapons-on-high-alert Putin puts Russia’s Nuclear Weapons on High Alert The Russian President Vladimir Putin has ordered his country’s strategic nuclear forces to high alert, as the Ukraine crisis escalates. FEV5r8jdBvQ isaac-arthur-low-tech-spacefaring-civilizations Isaac Arthur | Low-Tech Spacefaring Civilizations We typically imagine interstellar civilizations as vastly superior in technology to modern times, but could the future see planets colonized by spaceships little better than our modern ones? HD3k1hgbUXQ why-einstein-thought-nuclear-weapons-where-impossible Why Einstein thought Nuclear Weapons where Impossible A few years ago I made a documentary about uranium, radioactivity and radiation. I always thought of the characters in our story as the scientists and maybe the uranium nucleus itself. It was only through making the documentary that I realised the real hero of the story is the neutron. PCxP24qj2UQ isaac-newton-the-principia-gravitation-1687 Isaac Newton | The Principia: Gravitation (1687) Sir Isaac Newton (25 December 1642 - 20 March 1726) was an English physicist and mathematician who is widely recognised as one of the most influential scientists of all time and as a key figure in the scientific revolution. n6lRdH1EzIo biography-sir-isaac-newton-the-secret-side Biography | Sir Isaac Newton | The Secret Side Sir Isaac Newton PRS (1642-1727) was an English mathematician, physicist, astronomer, alchemist, theologian, and author (described in his time as a "natural philosopher") widely recognised as one of the greatest mathematicians and physicists of all time and among the most influential scientists. TJawNbIGYbo biography-isaac-newton-the-man-and-his-hidden-life Biography | Isaac Newton: The Man and his Hidden Life Sir Isaac Newton (1642 - 1727) was an English mathematician, physicist, astronomer, theologian, and author who is widely recognised as one of the most influential scientists of all time, and a key figure in the scientific revolution.