At least this number of bodies leads to chaos.
What is three?
This field observes the dynamics of particles.
What is particle physics/high energy physics?
(35-7)*2
What is 56?
This cosmic particle is often measured using a scintillator, and it has been known to interfere with speedrunning for Super Mario 64.
What is a muon?
This field observes the makeup of the universe and various dynamics between celestial bodies.
What is astronomy/astrophysics?
4^(-3)
What is 1/64?
This has been theorized to shrink black holes.
What is Hawking radiation?
This field sees how light interacts with matter, including atoms and molecules.
What is atomic, molecular, and optical physics?
1/50 + 3 * 2
What is 301/50?
Besides relative speed, this quantity can change how fast time passes.
What is gravity?
This field is the backbone of most fusion energy research.
What is plasma physics/high energy density physics?
Derivative of 3x^2 - 7 + 2yx with respect to x.
What is 6x + 2y?
This is the bound state between an electron and positron.
What is positronium?
These are the three main descriptors of physics research (how research is done).
What are experimental, theoretical, and computational?
Antiderivative of x^(-2) - 3x with respect to x.
What is -x - 1.5x^2 + C?