Omslagafbeelding van de show Quarks to Cosmos

Quarks to Cosmos

Podcast door TheTuringApp.Com

Engels

Technologie en Wetenschap

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Over Quarks to Cosmos

Quarks to Cosmos unpacks some of the most complex ideas in modern physics, from Relativity to Quantum Mechanics, String Theory, Timescape Model, and beyond, and explains them in ways that are both intellectually rigorous and refreshingly clear. Designed for curious minds with no formal background in physics, each weekly episode takes a single theory or concept and breaks it down using real-world analogies, stories, and simple language, without dumbing it down

Alle afleveringen

24 afleveringen

aflevering Hunting for the Primordial Magnetism artwork

Hunting for the Primordial Magnetism

The universe is structured around a colossal skeleton known as the "cosmic web," a vast lattice of wispy filaments made of galaxies and gas that stretch across hundreds of millions of light-years. While these filaments were once thought to be empty spaces held together solely by gravity, astronomers are now discovering that they are threaded by a hidden force: magnetism. Recent breakthroughs have identified magnetic field lines spanning 50 million light-years between galaxy clusters, as well as radio ridges of magnetic fields and relativistic particles connecting clusters across 10 million light-years of space. These findings raise a fundamental question: are these intergalactic fields the overgrown offshoots of stars and galaxies, or are they primordial fossils dating back to the Big Bang?

14 mei 2026 - 27 min
aflevering Plasma Particle Accelerators: A New Hope for Physics artwork

Plasma Particle Accelerators: A New Hope for Physics

The Large Hadron Collider (LHC) stands as a 27-kilometer masterpiece of engineering that successfully identified the Higgs boson in 2012, yet the decade since has been met with a frustrating silence. While the Standard Model remains a triumphant theory, it is visibly incomplete, failing to account for dark matter or the matter-antimatter asymmetry of the cosmos. To push beyond these boundaries, physicists face a daunting "physics cliffhanger": under current technology, higher energies require massive machines like the proposed 100-kilometer Future Circular Collider, carrying price tags in the tens of billions of dollars. A radical alternative may lie in plasma wakefield acceleration, a method that uses ionized gas to accelerate particles over much shorter distances. By sending a high-energy laser or particle pulse through plasma, researchers create a "wake" of electric fields that trailing particles can surf, much like a surfer gaining speed from a wave. This technique has achieved unprecedented gradients—up to 10 Giga Electron Volts per meter—offering the potential to leapfrog to Terascale energies on a campus-sized machine rather than a countryside-scale one. While these "small, messy, and dangerous" accelerators promise to democratize high-energy physics, the challenge remains whether they can ever match the precision and stability of their gargantuan predecessors.

7 mei 2026 - 25 min
aflevering Dream of Room Temp Superconductivity artwork

Dream of Room Temp Superconductivity

In a laboratory in Leiden in 1911, Dutch physicist Heike Kamerlingh Onnes discovered a phenomenon that defied the known laws of physics: superconductivity. While measuring the properties of mercury at temperatures near absolute zero, he observed that its electrical resistance did not just decrease—it vanished entirely, transforming the metal into a perfect conductor. Achieving this effect at room temperature has since become a "philosopher’s stone" for science, promising a world of perfect energy efficiency, loss-free power grids, and high-speed levitating trains. Despite over a century of research, the quest for room-temperature superconductivity remains a daunting frontier characterized by extreme trade-offs. Recent breakthroughs have achieved superconductivity at higher temperatures, but only by subjecting materials like "red matter" to the colossal pressures found inside diamond anvil cells. These materials lose their near-perfect properties the moment the pressure is released, making them currently useless for practical applications like circuits or wires. The field now faces a critical dilemma: finding a way to retain these favorable structures through clever chemistry at ambient pressure, a challenge that may require a new kind of partner in the discovery process.

30 apr 2026 - 26 min
aflevering How the World’s First Nuclear Bomb Was Made - Part 2 artwork

How the World’s First Nuclear Bomb Was Made - Part 2

In the summer of 1945, the forbidding landscape of the New Mexico desert, known as the Jornada del Muerto, became the stage for the birth of the atomic age. At the center of this "Journey of Death," a 100-foot steel tower held "the gadget"—a five-foot sphere of explosives and metal containing a heart of man-made plutonium. J. Robert Oppenheimer, the wasted and sleep-deprived director of the Los Alamos laboratory, bore the immense responsibility for this object, which felt warm to the touch like a living thing. The successful test of this device marked a terrifying transition from theoretical physics to a reality of elemental forces, forever altering the course of human history. The aftermath of the atomic bombings of Hiroshima and Nagasaki left the world—and the scientists who created the weapon—profoundly altered. While President Truman was sobered by the "horrible" thought of wiping out another 100,000 people, the scientific community was deeply divided. Leo Szilard, the man who first conceived of the chain reaction, condemned the use of the bomb as one of the greatest blunders in history, while Otto Hahn, the discoverer of fission, was driven to deep depression. Oppenheimer himself expressed doubts to General Groves, reflecting a complex mixture of professional triumph and moral haunting that would define the legacy of the pioneers who brought the power of a star to Earth.

23 apr 2026 - 37 min
aflevering How the World’s First Nuclear Bomb Was Made - Part 1 artwork

How the World’s First Nuclear Bomb Was Made - Part 1

In September 1933, Hungarian physicist and Jewish refugee Leo Szilard was struck by a world-altering idea while crossing a London street. Irritated by Lord Rutherford’s dismissal of atomic power as "moonshine," Szilard envisioned a nuclear chain reaction: if an element could be found that emits two neutrons after absorbing one, it could sustain a liberated flow of energy. This "fantastic explanation" remained a theoretical puzzle for years, a "bottled genie" of physics that Szilard feared could lead to devastating weapons if realized by Nazi Germany. The critical breakthrough arrived in 1938, when Otto Hahn and Fritz Strassmann in Berlin unexpectedly split a uranium nucleus into barium—a process Lise Meitner and Otto Frisch later identified as "fission". Meitner realized that the "lost mass" from the split was converted into a colossal amount of energy, roughly 200 million electron volts per atom, according to Einstein's 𝐸=𝑚𝑐2. When news of the discovery reached the global scientific community, physicists like Niels Bohr immediately grasped its significance. For Szilard, the circle was complete: the mechanism for his chain reaction was real, and the race to control the terrible power of the unseen world had officially begun.

16 apr 2026 - 48 min
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