A broad category referring to the study of the physical universe including nature and biology.

All Waves Transfer Energy Fact

All waves (including sound waves, electromagnetic waves, and even water waves) transfer energy, and all energy is transferred in a wave-like motion.

What is Light?

“Light” is a particle (photon), that acts like a wave, and is understood as a localized vibration in the electromagnetic field.

At Its Core, Chemistry is Physics Fact

On a fundamental level, chemistry can be explained by physics. The atoms that make up the periodic table elements are themselves made of quantum particles.

Nature Abhors a Vacuum Fact

Aristotle once postulated “horror vacui” (Nature Abhors a Vacuum). It turns out nature really can’t stand a perfect vacuum.