deka – Page 30 – Science Observer

Do All Moving Objects in the Universe Follow a Left-Handed or Right-Handed Spiral?

The motion of objects in the universe is a subject that fascinates astronomers and physicists. Many people notice spiral shapes in galaxies, hurricanes, or even water vortices and wonder if…

deka October 3, 2025

Space Stories Universe

How Planets and Galaxies Move in the Universe

The motion of planets and galaxies is one of the most fascinating aspects of astronomy. While the forces that drive these movements may seem invisible, they are governed by fundamental…

deka October 3, 2025

Space Stories Universe

Why Are Planets and Stars Spherical in Shape?

When we look at the night sky or study our Solar System, one striking feature is that planets and stars are spherical. Unlike asteroids or comets, which often have irregular…

deka October 3, 2025

Be Smart Hi-Tech

Teflon: Properties, Uses, and Risks

Teflon is the trade name for polytetrafluoroethylene (PTFE), a synthetic polymer discovered in 1938 by Roy Plunkett. It is widely known for its non-stick properties and resistance to heat and…

deka October 3, 2025

Be Smart Smart Technology

Cybersecurity: Protecting the Digital World

Cybersecurity refers to the practice of protecting systems, networks, and data from digital threats. With the growth of the internet and global connectivity, cybersecurity has become one of the most…

deka October 3, 2025

Be Smart Smart Technology

What Is a Computer Virus and Why Are They Created?

A computer virus is a type of malicious software program designed to disrupt the normal operation of a computer, steal information, or damage data. Like biological viruses, they spread by…

deka October 3, 2025

Be Smart Science

How Photosynthesis Works

Photosynthesis is a biological process by which plants, algae, and some bacteria convert light energy from the Sun into chemical energy stored in sugars. It is the foundation of nearly…

deka October 1, 2025

Earth & Moon New Discoveries Science

What Would Happen If Earth Experienced the Dzhanibekov Effect?

The Dzhanibekov Effect describes how a rotating body flips when spinning around its intermediate axis of inertia. While this is easily seen with small objects in space, Earth is an…

deka October 1, 2025

Be Smart New Discoveries Science

The Dzhanibekov Effect: Physics of a Surprising Space Phenomenon

The Dzhanibekov Effect, also called the tennis racket theorem, is a physical phenomenon observed when an object rotates in space around its intermediate axis of inertia. Physics Behind the Effect…

deka October 1, 2025

Earth & Moon Science

Magnetic Pole Reversal: What It Is and How It Happens

A magnetic pole reversal is a phenomenon in which Earth’s magnetic north and south poles switch places. This does not mean the planet flips physically, but rather that the direction…

deka October 1, 2025