News – Page 5 – Nature Observer

Animal Alchemists: How Living Creatures Turn Silicon Into Skeletons and Calcium Into Armor

Nature builds hard materials without furnaces, factories, or extreme pressure. Marine sponges assemble glass-like frameworks from dissolved silicon. Mollusks grow shells from calcium carbonate. Crabs harden flexible chitin with minerals,…

DeKa August 5, 2026

Be smart History News

The Great Patriotic War: Why We Must Never Forget the Lessons of History

The Great Patriotic War remains one of the most devastating and decisive periods in the history of the twentieth century. The term usually refers to the Soviet Union’s struggle against…

DeKa August 5, 2026

Nature News Ocean Secrets

The Secret of “Immortal” Sponges: How They Filter Water and Regenerate for Centuries

Marine sponges may look like simple, motionless objects attached to the seafloor, but they are among the most remarkable animals on Earth. They have no brain, heart, lungs, or conventional…

DeKa August 4, 2026

Green City News Tech & Nature

Energy Career Transformation: Who Should You Work as in the Green Energy Economy?

The global energy industry is undergoing one of the largest workforce transformations in modern history. Renewable power, battery storage, electric transport, smart grids, energy efficiency, and low-carbon manufacturing are creating…

DeKa August 4, 2026

Global Challenges News Stay Safe

How to Survive Armed Conflict in Your Country: A Civilian Safety Guide

When military action reaches populated areas, ordinary routines can collapse within hours. Electricity, mobile networks, transport, healthcare, clean water, and food supplies may become unreliable. Explosions and damaged infrastructure can…

DeKa July 29, 2026

Green City News Tech & Nature

Industrial Heat Pumps: How Cities Can Be Heated With Waste Heat From Data Centres and Sewage

Cities continuously produce enormous quantities of low-temperature heat. Servers release it while processing data, wastewater carries it away from showers and washing machines, and industrial cooling systems discharge it into…

DeKa July 28, 2026

Climate Ecology News

Carbon Polygons in Russia: An Experiment in Greenhouse Gas Monitoring and Emissions Control

Russia’s carbon polygons are specialized research territories created to measure how natural ecosystems absorb and release greenhouse gases. Forests, peatlands, agricultural soils, wetlands, grasslands, coastal zones, and permafrost landscapes can…

DeKa July 28, 2026

Green City News Nourished Future

Energy From Footsteps and Body Heat: Piezoelectric Technology for Smart Cities

Every day, millions of people walk through railway stations, airports, shopping centres, schools, stadiums, and office buildings. Their footsteps create small amounts of mechanical energy, while their bodies constantly release…

DeKa July 15, 2026

Green City News Nourished Future

Next-Generation Geothermal Energy: How Rock Fracturing Could Unlock the Earth’s Heat

Geothermal power has traditionally depended on rare locations where underground heat, permeable rock, and naturally circulating water occur together. Iceland, parts of Italy, Indonesia, Kenya, New Zealand, and the western…

DeKa July 15, 2026

Be smart Green City News

Small Nuclear Power Plants: A Safe Alternative for Remote Regions?

Remote communities, mining sites, research stations, military facilities, and isolated industrial projects often depend on diesel fuel transported across enormous distances. This electricity can be expensive, vulnerable to supply disruptions,…

DeKa July 15, 2026