Introduction to Quantum Gravity

Everyone will be able to learn quantum gravity. It is not at all difficult. But the mathematical details are important for technology. Here is a collection of introductory posts about the new theory, for the general reader.

Matter, Space and Time

Electrons, neutrinos and quarks as knot diagrams

Neutrinos and the CMB Sky

Coordinates and Polytopes

Number Theory for Physics

Category theory: from lattices to ribbons