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What Happens When an Electric Charge Approaches the Speed of Light
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Explore how electric fields transform as charges approach light speed, from stationary Coulomb fields to relativistic compression and electromagnetic wave radiation.
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- 24 minutes
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How Feynman Did Quantum Mechanics and You Should Too

Explore Feynman's path integral formulation of quantum mechanics, understanding how classical mechanics emerges from quantum principles and the significance of the path of stationary action.
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- 26 minutes
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But Why Wavefunctions? A Practical Approach to Quantum Mechanics

Explore the concept of wavefunctions in quantum mechanics through the double-slit experiment, revealing the counterintuitive nature of particles at the smallest scales.
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Methods for Differential Equations Physics Students Need to Know

Five increasingly powerful methods for solving differential equations, illustrated through the simple harmonic oscillator.
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- 31 minutes
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Physics Mini Lessons - Intermediate Level Topics in Quantum Mechanics, Relativity, and Classical Physics

Explore advanced physics concepts through bite-sized lessons covering quantum mechanics, relativity, field theory, and classical mechanics fundamentals.
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Hamiltonian Mechanics Sequence

Discover the fundamentals of Hamiltonian mechanics through symmetries, conservation laws, and the principle of least action in this comprehensive physics sequence.
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Lagrangian Mechanics Sequence

Discover the fundamentals of Lagrangian mechanics through principles of least action, symmetries, conservation laws, and relativistic applications in this comprehensive sequence.
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- 2 hours 12 minutes
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Feynman's Almost Impossible Sum Over Infinite Quantum Paths

Delve into Feynman's path integral approach to quantum mechanics, learning how to mathematically construct and evaluate this complex concept for a free quantum particle while uncovering connections to the uncertainty principle.
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