Ocean Secrets – Nature Observer

Fish Singing: The Hidden Acoustic World Beneath the Waves

Although the underwater world may seem silent to the human ear, it is actually filled with an astonishing variety of sounds — including the singing of fish. Many fish species…

DeKa November 20, 2025

Ecology Nature Ocean Secrets

Corals: The Living Architecture of the Ocean

Corals are marine organisms that form some of the most biodiverse and visually stunning ecosystems on Earth: coral reefs. Although corals may appear to be colorful underwater plants or rocks,…

DeKa November 11, 2025

Ocean Secrets Tech & Nature

How Scientists Explore the Depths of the Ocean

The exploration of the deep ocean is one of the most complex and challenging scientific frontiers. The deep sea is defined by complete darkness, extremely low temperatures, and crushing water…

DeKa November 10, 2025

Be smart Nature Ocean Secrets

Fish – The Ancient and Essential Inhabitants of Our Planet’s Waters

Fish are among the oldest and most diverse creatures on Earth, having inhabited our planet’s oceans, rivers, and lakes for over 500 million years. From tiny coral reef dwellers to…

DeKa October 29, 2025

Be smart Ocean Secrets Our Planet

What Secrets Does the Ocean Keep?

The ocean covers more than 70% of Earth’s surface, yet humans have explored less than 10% of its vast depths. Beneath the waves lies a world as mysterious as outer…

DeKa October 28, 2025

Climate Ocean Secrets Our Planet

AMOC: The Great Ocean Conveyor and Its Crucial Role in Earth’s Climate

Beneath the surface of the Atlantic Ocean flows one of the most important systems regulating our planet’s climate — the Atlantic Meridional Overturning Circulation, or AMOC. Often called the “great…

DeKa October 21, 2025

Be smart Ocean Secrets

Sharks: Facts and Myths

Sharks are among the most fascinating and misunderstood creatures in the ocean. While they have existed for more than 400 million years, myths and fear often overshadow the reality of…

DeKa October 3, 2025

Climate Environmental Hazards Ocean Secrets

The Drake Passage: One of the World’s Most Challenging Seas

The Drake Passage is a body of water that lies between the southern tip of South America (Cape Horn, Chile) and the northernmost part of the Antarctic Peninsula. It connects…

DeKa September 22, 2025

Nature Ocean Secrets

Why the Sea Is Salty

The salty taste of seawater is one of the most recognizable features of our oceans. While freshwater rivers flow constantly into the sea, carrying dissolved minerals, the oceans remain salty…

DeKa September 16, 2025

Ocean Secrets

The Mariana Trench

The Mariana Trench is the deepest known part of Earth’s oceans, located in the western Pacific Ocean, east of the Mariana Islands. It is a crescent-shaped trench about 2,550 kilometers…

DeKa September 12, 2025