Physics Explained Courses

Deriving Hawking's Most Famous Equation - What Is the Temperature of a Black Hole?

Explore the physics of black holes and derive Hawking's famous equation using advanced high school math. Learn about black hole entropy, radiation, and thermodynamics.

• YouTube
• 41 minutes
• On-Demand
• Free Video

Dark Energy and the Vacuum Catastrophe

Explore the vacuum energy catastrophe, quantum field theory, and general relativity to understand the universe's expansion and the mysterious dark energy driving it.

• YouTube
• 49 minutes
• On-Demand
• Free Video

Quantum Field Theory - What Is a Particle?

Explore the concept of particles as excitations of relativistic quantum fields, from simple harmonic motion to quantum mechanics and field theory, in this accessible introduction to fundamental physics.

• YouTube
• 37 minutes
• On-Demand
• Free Video

What is the Ultraviolet Catastrophe?

Explore the ultraviolet catastrophe, Rayleigh-Jeans law, and Planck's quantum solution in this comprehensive physics video, unraveling a pivotal moment in scientific history.

• YouTube
• 40 minutes
• On-Demand
• Free Video

What Is Wave Particle Duality?

Explore wave-particle duality's history, from Young's experiments to de Broglie's matter-wave hypothesis, covering key concepts like interference, photoelectric effect, and quantum mechanics.

• YouTube
• 43 minutes
• On-Demand
• Free Video

What Is the Bohr Model of the Atom?

Explore Bohr's groundbreaking atomic model, its historical context, and its impact on quantum physics. Learn about electron orbits, energy levels, and the hydrogen emission spectrum.

• YouTube
• 27 minutes
• On-Demand
• Free Video

What Is the Riemann Hypothesis?

Explore the Riemann Hypothesis, convergent series, and Euler's solutions in this engaging introduction to complex mathematical concepts and their implications.

• YouTube
• 30 minutes
• On-Demand
• Free Video

Estimating the Number of Atoms in the Observable Universe

Explore a simple method to estimate the vast number of atoms in the observable universe through step-by-step calculations of stars, galaxies, and cosmic structures.

• YouTube
• 21 minutes
• On-Demand
• Free Video

What Is Compton Scattering?

Explore Compton Scattering's role in quantum physics, including wavelength shifts, conservation principles, and its significance in Quantum Field Theory.

• YouTube
• 18 minutes
• On-Demand
• Free Video

Quantum Mechanics and Atomic Size - Understanding Atomic Stability and Structure

Delve into quantum mechanics principles explaining atomic stability, size determination, and probability distributions through Heisenberg's uncertainty principle and hydrogen atom analysis.

• YouTube
• 43 minutes
• On-Demand
• Free Video

Understanding Simple and Physical Pendulum Oscillations

Explore the physics of pendulum motion through derivations of equations using Newton's Laws and small angle approximations for both simple and physical pendulums.

• YouTube
• 15 minutes
• On-Demand
• Free Video

Understanding the Pauli Exclusion Principle and Quantum Mechanical Properties of Matter

Discover how quantum mechanics and the Pauli Exclusion Principle explain why matter is solid, why objects maintain their shape, and why you can't walk through walls.

• YouTube
• 49 minutes
• On-Demand
• Free Video

What If the Earth Fell into the Sun? - A Physics Analysis

Explore a fascinating physics thought experiment examining Earth's hypothetical fall into the Sun, from orbital mechanics to temperature changes and tidal forces over a two-month catastrophic journey.

• YouTube
• 36 minutes
• On-Demand
• Free Video

Feynman's Path Integral and Light's Multiple Path Behavior

Explore Feynman's path integral formulation through visual analogies and mathematics to understand how light takes multiple paths and creates interference patterns in quantum mechanics.

• YouTube
• 43 minutes
• On-Demand
• Free Video

What Happens When You Squeeze Light? A Quantum Explanation

Explore the quantum mechanics behind light diffraction through narrow slits, revealing how this common phenomenon demonstrates Heisenberg's uncertainty principle and the wave-particle duality of photons.

• YouTube
• 12 minutes
• On-Demand
• Free Video