Tag: geology

Limestone, iron reveal puzzling extreme rain in Australia 100,000 years ago

October 8, 2024 admin

Almost one-sixth of Earth’s land surface is covered in otherworldly landscapes with a name that may also be unfamiliar: karst. These landscapes are like natural sculpture parks, with dramatic terrain dotted with caves and towers of bedrock slowly sculpted by water over thousands of years. | Photo Credit: Matej Lipar/The Conversation Almost one-sixth of Earth’s land surface…

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What Is The Dinosaur-Killing Asteroid’s Origin? Scientists Have An Answer

August 16, 2024 admin

The study says that an asteroid led to a global winter, wiping out the dinosaurs (representational). Washington: An intense debate surrounding the cosmic rock that killed the dinosaurs has stirred scientists for decades, but a new study has revealed some important — and far-out — data about the impactor’s origin story. Researchers, whose findings were…

World

Scientists Find An Unexpected Player In Earth’s Multimillion-Year Climate Cycles

March 16, 2024 admin

The slow rotation of the orbits of Earth and Mars, recurs every 2.4 million years. (Representational) Our existence is governed by natural cycles, from the daily rhythms of sleeping and eating, to longer patterns such as the turn of the seasons and the quadrennial round of leap years. After looking at seabed sediment stretching back…

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Earth’s early evolution: fresh insights from rocks formed 3.5 billion years ago

February 22, 2024 admin

While science knows what kind of rocks were being formed on different parts of the planet 3.5 billion years ago, they are still understanding which geological processes drove these formations. Image for Representation. | Photo Credit: Getty Images Our Earth is around 4.5 billion years old. Way back in its earliest years, vast oceans dominated. There…

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A dramatic volcano eruption changed lives in Fiji 2,500 years ago. 100 generations have kept the story alive

August 22, 2023 admin

Around 2,500 years ago, at the western end of the island of Kadavu in the southern part of Fiji, the ground shook, the ocean became agitated, and clouds of billowing smoke and ash poured into the sky. When the clouds cleared, the people saw a new mountain had formed, its shape resembling a mound of…

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