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,…
Why Does the Earth Rotate?

Why Does the Earth Rotate?

If you could watch Earth from space, you'd see it constantly spinning on its axis — a full rotation every 24 hours. This rotation causes day and night, drives weather…
How a Radio Telescope Works

How a Radio Telescope Works

Unlike traditional optical telescopes that capture visible light, a radio telescope detects radio waves emitted by celestial objects. These waves are part of the electromagnetic spectrum, but they have much…