deka – Page 38 – Science Observer

How ChatGPT Learns and Decides What Is True or False

ChatGPT is trained using machine learning, particularly a method called transformer-based deep learning. During training, the model processes vast amounts of text from books, scientific articles, websites, and other sources.…

deka September 29, 2025

AI AI & Ethics

How to Learn with ChatGPT-5 and How to Use It Effectively

ChatGPT-5 is an advanced language model that can help students, professionals, and enthusiasts learn new subjects. It processes questions, explains concepts in simple or advanced ways, and provides examples. Unlike…

deka September 29, 2025

Be Smart New Discoveries Science

How Neutrinos Are Formed

Neutrinos are elementary particles with no electric charge and an extremely small mass. They are among the most abundant particles in the universe, yet they interact so weakly with matter…

deka September 29, 2025

Be Smart Earth & Moon History

Earth’s Core: Structure and How It Was Discovered

The core of Earth is the central part of our planet, lying beneath the mantle and making up about one-third of Earth’s total mass. It is divided into two distinct…

deka September 28, 2025

Be Smart Science

Silver: Properties, Uses, and Importance

Silver is a chemical element with the symbol Ag and atomic number 47. It is a precious metal known for its bright luster, high conductivity, and antimicrobial properties. Silver has…

deka September 28, 2025

Be Smart History

Robert Bartini: The Visionary Aircraft Designer

Robert Ludvigovich Bartini was born in 1897 in Fiume, then part of the Austro-Hungarian Empire (today Rijeka, Croatia). Coming from a noble Italian family, he showed early interest in engineering…

deka September 28, 2025

Be Smart History Tesla

Nikola Tesla: Biography and Inventions

Nikola Tesla was born on July 10, 1856, in Smiljan, a village in the Austrian Empire (modern-day Croatia). From a young age, Tesla showed remarkable memory and imagination, often visualizing…

deka September 28, 2025

Be Smart Science

Sounds: Vibrations That Shape Our World

Sound is a type of energy created by vibrations that travel through a medium, usually air, water, or solid materials. These vibrations create waves that our ears and brain interpret…

deka September 28, 2025

Be Smart Science

Chladni Figures: Visualizing Sound Waves

Chladni figures are patterns formed by particles, such as sand or salt, on a vibrating surface like a metal plate. As the plate vibrates at specific frequencies, the particles move…

deka September 27, 2025

Be Smart Science

Echolocation: Navigating with Sound

Echolocation is a biological sonar system used by some animals to navigate and hunt. By producing sounds and listening to the returning echoes, animals can detect objects, measure distances, and…

deka September 27, 2025