List of nice lecture series:
Notes:
David Tong: Lectures on Theoretical Physics
Introduction to Bethe ansatz 1
Introduction to Bethe ansatz 2
Introduction to Bethe ansatz 3
Daniel Baumann: Cosmology lectures
Chetan Nayak: Quantum Condensed matter Physics
McGreevy: The Renormalization group
Gregoire Misguich: Quantum spin liquids
John B. Kogut: An introduction to lattice gauge theory & spin systems
Videos:
Jayanta K. Bhattacharjee: Dynamical systems at HRI
Jayanta K.Bhattacharjee: Introduction to fluid dynamics and turbulence
Satya Majumdar: Introduction to Random matrix theory
Subhro Bhattacharjee: Topology in Statistical Physics
Mark Srednicki: Quantum Chaos and eigenstate
Subir Sachdev: Course on Quantum theory of Solids
Subir Sachdev: Course on Quantum phases of matter
Arnab Sen: Lectures on Quantum Statistical Mechanics
Subroto Mukerjee: Thermalization in Quantum systems
Barton Zwiebach: QM 1 , QM 2 , QM 3
Mehran Kardar: Statistical theory of particles
Mehran Kardar: Statistical theory of fields
Topology in condensed matter (Online course by experts)
Essay and articles in Science:
More is different - P.W Anderson
Life at low Reynolds number - EM Purcell
The Chemical basis of morphogenesis (Turing patterns) - A.M Turing
Biology's next revolution- Nigel Goldenfeld
The importance of stupidity in scientific research
Plenty of room at the bottom - Feynman
What are worthwhile problems: Feynman's moving letter
Four golden lessons - Steven Weinberg