Science Observer – Useful articles about our universe and science

Unsolved Problems of Modern Science: Questions That Still Challenge Humanity

Despite extraordinary technological progress, modern science is still confronted with deep and unresolved questions about the nature of reality, life, and the Universe. These problems persist not because of a…

deka December 17, 2025

AI & Ethics Be Smart Science

Scientific Journals and Peer Review: Strengths and Weaknesses of the System

Scientific journals are the main channels through which researchers share experiments, clinical studies, theories, datasets, and new discoveries. Before most papers are published, they pass through peer review, a process…

deka July 17, 2026

AI & Ethics Be Smart Science

The Reproducibility Crisis: Could Half of Published Research Be Wrong?

Scientific articles often appear definitive. They contain statistics, technical language, graphs, expert authors, and peer review. Yet publication does not guarantee that a finding is correct, universal, or independently repeatable.…

deka July 17, 2026

Hi-Tech News Science

Laser Technology Innovations in 2026: The Most Promising Future Directions

Laser technology in 2026 is moving far beyond familiar applications such as barcode scanners, eye surgery, and industrial cutting. Researchers are now building lasers directly onto photonic chips, creating ultrastable…

deka July 17, 2026

Hi-Tech History Science

The Laser: From Its Invention to the Modern World

The laser is one of the most influential inventions of the modern era. It can cut steel, correct vision, transmit internet data, measure microscopic distances, scan barcodes, manufacture computer chips,…

deka July 17, 2026

Hi-Tech New Discoveries Smart Technology

eSIM Technology: How a Digital SIM Card Is Changing Mobile Connectivity

For decades, every mobile phone relied on a small plastic SIM card that identified the user on a cellular network. Whether it was a standard SIM, micro-SIM, or nano-SIM, the…

deka July 17, 2026

Hi-Tech Inventions Smart Technology

Graphics Processing Units: What Makes GPUs So Special?

Graphics processing units, better known as GPUs, started as chips designed to draw images on a screen. Their original job was simple in concept but extremely demanding in practice: calculate…

deka July 14, 2026

Be Smart KnowHow Smart Technology

How Passwords Are Stored and Why Websites Fortunately Do Not Know Them

Passwords feel simple from the user’s side. You type a secret phrase, click “Log in,” and the website either lets you in or rejects you. But behind that simple moment…

deka July 14, 2026

Hi-Tech Inventions Smart Technology

What Sensors Are Inside a Smartphone? The Hidden Technology That Makes Your Phone Smart

A smartphone is much more than a screen, camera, battery, and processor. Inside its thin body is a collection of tiny sensors that constantly measure movement, light, sound, pressure, location,…

deka July 14, 2026

Hi-Tech Inventions Science

Wireless Charging: The Inductive “Magic” That Powers Your Phone Without a Cable

Wireless charging feels like a small everyday miracle. You place your phone, earbuds, or smartwatch on a pad, and the battery starts filling without plugging in a cable. No exposed…

deka July 14, 2026

Be Smart Hi-Tech Smart Technology

What Is Roaming? How Your Phone Works When You Travel

Roaming is one of those mobile technologies people usually notice only when something goes wrong: the internet becomes slow, a call costs more than expected, or a phone suddenly connects…

deka July 14, 2026