A mindmap showing the main branches of physics, including Classical Mechanics, Quantum Mechanics, Relativity, Statistical Mechanics, High-Energy Physics, and Cosmology. Each branch is further divided into subcategories.
\documentclass[tikz, svgnames]{standalone}
\usetikzlibrary{mindmap}
\begin{document}
\begin{tikzpicture}[
mindmap, every node/.style=concept, concept color=orange, text=white,
level 1/.append style={level distance=5cm, sibling angle=60, font=\large},
level 2/.append style={level distance=3cm, sibling angle=45}
]
\node{\textbf{\huge{Physics}}} [clockwise from=0]
child [concept color=Gold, text=black] {
node {Classical\\Mechanics} [clockwise from=60]
child { node {Lagrangian \& Hamiltonian}}
child { node {Chaos Theory}}
child { node {Gases \& Fluids}}
child { node {Electro\-dynamics}}
}
child [concept color=DarkBlue] {
node {Quantum Mechanics} [counterclockwise from=250]
child { node {Atomic Physics}}
child { node {Molecular Physics}}
child { node {Chemistry}}
}
child [concept color=teal] {
node {Relativity} [clockwise from=270]
child { node {Special}}
child { node {General}}
}
child [concept color=red] {
node {Statistical Mechanics} [counterclockwise from=140]
child { node {Thermo\-dynamics}}
child { node {Kinetic Gas Theory}}
child { node {Condensed Matter}}
}
child [concept color=purple] {
node {High-Energy} [counterclockwise from=80]
child { node {Quantum Field Theory}}
child { node {Particle Physics}}
child { node {Nuclear Physics}}
}
child [concept color=DarkGreen] {
node {Cosmology} [counterclockwise from=40]
child { node {Astronomy}}
child { node {Early Universe}}
};
\end{tikzpicture}
\end{document}