deka – Page 17 – Science Observer

What Is the Universe Made Of?

The universe is vast, mysterious, and full of wonders—from stars and planets to invisible forces we can barely comprehend. But what exactly is it made of? Modern astrophysics tells us…

deka July 11, 2025

Hi-Tech New Discoveries

Superconductors and Superconductivity: Unlocking Resistance-Free Electricity

Superconductors are materials that can conduct electricity with zero resistance when cooled below a certain critical temperature. This phenomenon, known as superconductivity, is one of the most fascinating discoveries in…

deka July 11, 2025

Space Stories Universe

Mercury: The Swiftest and Smallest Planet in the Solar System

Mercury is the closest planet to the Sun and the smallest in our solar system. Despite its proximity to the Sun, it's not the hottest planet—Venus holds that title. However,…

deka July 10, 2025

Space Stories Universe

Theia: The Mysterious Planet That Changed Earth’s History?

Theia is a hypothetical ancient planetary body believed to have collided with Earth over 4 billion years ago. While Theia no longer exists as a separate planet, scientists suggest that…

deka July 10, 2025

Hi-Tech New Discoveries Smart Technology

Floatovoltaics: Floating Solar Power and the Future of Clean Energy

Floatovoltaics—also known as floating solar power systems—represent one of the most promising innovations in the renewable energy sector. By installing solar panels on the surface of water bodies instead of…

deka July 10, 2025

Be Smart Science

What Is Metal-Plastic and Where Is It Used?

Metal-plastic is a composite material that combines the strength of metal with the flexibility and corrosion resistance of plastic. This hybrid material has revolutionized many industries, from construction and plumbing…

deka July 10, 2025

Be Smart Science

Gold: The Metal of Wealth, Power, and Timeless Value

Gold is a soft, yellow metal known for its shine, rarity, and resistance to corrosion. Chemically, it’s an element with the symbol Au (from the Latin word aurum) and atomic…

deka July 9, 2025

Space Stories Universe

Why Doesn’t the Moon Fall to Earth?

At first glance, it might seem logical to assume that the Moon should eventually fall to Earth due to gravity. After all, gravity pulls objects toward each other—and the Earth…

deka July 9, 2025

Space Stories Universe

The Moon: Earth’s Natural Satellite and Its Many Mysteries

The Moon is Earth’s only natural satellite, orbiting our planet at an average distance of about 384,400 kilometers. It is the fifth-largest moon in the solar system and the second-densest,…

deka July 9, 2025

Hi-Tech Science

Lasers: What They Are and How They Work

A laser (short for Light Amplification by Stimulated Emission of Radiation) is a device that produces a narrow, powerful beam of light. Unlike regular light, which scatters in all directions,…

deka July 9, 2025