DeKa – Nature Observer

The Shift of Earth’s Core Between 1994 and 1996

Between 1994 and 1996, a subtle but intriguing event occurred deep inside our planet — a possible change in the rotation rate of Earth’s inner core. This phenomenon, observed through…

DeKa July 21, 2025

Environmental Hazards Our Planet

Deep-Focus Earthquakes: Shaking the Earth’s Interior

Most people associate earthquakes with shaking ground and damaged buildings near the surface. But not all earthquakes happen close to the Earth's crust. Some occur deep within the planet —…

DeKa July 21, 2025

Climate Crisis Environmental Hazards

What Would Happen if Mantle Magma Met Water in the Mariana Trench?

The Mariana Trench is the deepest known part of Earth's oceans, reaching nearly 11 kilometers (7 miles) below sea level. Located in the western Pacific Ocean, this trench lies above…

DeKa July 21, 2025

Ocean Secrets

What Lies Beneath: Secrets of the Deep Ocean

The deep ocean remains one of the least explored and most mysterious parts of our planet. Covering more than 70% of Earth's surface, the ocean hides vast underwater landscapes, unknown…

DeKa July 21, 2025

Environmental Hazards Ocean Secrets

Ninth Wave: Myth or Scientific Reality?

The idea of the ninth wave is deeply rooted in maritime folklore, often described as the largest and most dangerous wave in a series of ocean swells. Sailors traditionally believed…

DeKa July 21, 2025

Climate Environmental Hazards

Sea Storms: Powerful Forces of the Ocean

Sea storms are among the most dramatic and dangerous natural events on Earth. They can appear suddenly, with strong winds, high waves, and heavy rain, creating serious risks for ships,…

DeKa July 21, 2025

History Nature Our Planet

The Evolution of Trees

Trees are among the oldest and most important life forms on Earth. They have shaped the environment, stabilized ecosystems, and supported countless species — including humans. But trees haven’t always…

DeKa July 21, 2025

Climate Environmental Hazards History

Ice Age: When the Earth Froze Over

An Ice Age is a long period in Earth’s history when global temperatures drop significantly, causing large parts of the planet to be covered in glaciers. These cold eras reshape…

DeKa July 21, 2025

Nature Our Planet Pets

Endemics: Unique Species of a Region

The natural world is filled with an incredible variety of plants and animals. Some of them are found all over the world, while others exist in only one specific place.…

DeKa July 21, 2025

Nourished Future Tech & Nature

Atmospheric Water Generators in Deserts: Harvesting Water from Air

In arid regions where freshwater is scarce, such as deserts, atmospheric water generators (AWGs) offer an innovative way to extract drinking water from the air. These systems collect humidity and…

DeKa July 20, 2025