What Is a Singularity?

What Is a Singularity?

A singularity is a point in space where the known laws of physics break down. It represents a region where quantities such as density and gravity become infinite, making it…
How Galaxies Form

How Galaxies Form

Galaxies are vast collections of stars, gas, dust, and dark matter bound together by gravity. They are among the largest structures in the universe, containing billions or even trillions of…
What Is a Photon?

What Is a Photon?

When we think of light, we usually imagine beams or waves. But in modern physics, light also behaves like a particle — and that particle is called a photon. A…
How Planets Form

How Planets Form

Planets don’t simply appear — they are the result of complex processes unfolding over millions of years. From dust particles in a swirling cloud of gas to massive, orbiting worlds,…