The Schrödinger Equation: Governing Quantum Evolution

The Schrödinger equation is a fundamental equation in quantum mechanics that describes how the quantum state of a physical system

Black Holes: The Inescapable Giants of Spacetime

A black hole is a region of spacetime where gravity is so strong that nothing — not even light —

The Equivalence Principle: Gravity and Inertia as One

The equivalence principle is a fundamental concept in Einstein’s theory of general relativity, stating that gravitational mass and inertial mass

The Photoelectric Effect: Proof of Light’s Quantum Nature

The photoelectric effect is a phenomenon in which electrons are ejected from a metal surface when light shines on it.

Electromagnetic Waves: Perpendicular Electric and Magnetic Fields

Electromagnetic (EM) waves are a form of energy that travels through space as a combination of oscillating electric and magnetic

Speed of Sound: Faster in Solids, Slower in Gases

The speed of sound depends on the medium through which it travels. It moves fastest in solids, slower in liquids,

Absolute Zero: The Coldest Possible Temperature

Absolute zero is the theoretical lowest possible temperature, defined as 0 Kelvin (K) or −273.15°C (−459.67°F). At this temperature, a

Entropy: The Measure of Disorder in Thermodynamics

In thermodynamics, entropy is a fundamental concept that quantifies the amount of disorder or randomness in a system. Denoted by

Dark Energy: The Force Behind Cosmic Acceleration

Dark energy is a mysterious and dominant component of the universe, accounting for about 68% of its total energy content.

Dark Matter: The Invisible Mass of the Universe

Dark matter is a mysterious and invisible form of matter that makes up approximately 27% of the total mass-energy content