The emergence of the first biopolymers and their building blocks on the early Earth is considered a key moment in the origin of life (OoL), but how life began on the prebiotic Earth from a pile of ...

Earth's magnetic field plays a key role in protecting life on our planet. Yet its origin and evolution remain subjects of intense research. Scientists rely on the dynamo theory to explain the ...

Over 40,000 seamounts—undersea mountains that don't breach the ocean's surface—are scattered across the ocean floor. Some form linear chains, while others occur as dispersed, isolated features that ...

Long before oceans teemed with life, Earth endured relentless violence. Asteroids slammed into its surface again and again, ...

The formation and stabilization of Earth’s early continental crust marked a crucial step in planetary evolution, enabling long-term climate regulation and driving major shifts in global geochemical ...

Two enormous structures that sit at the border between the Earth’s mantle and its core have puzzled scientists for decades, defying reigning theories of how our planet came to be. In a new study ...

A new SwRI-led paper highlights the scientific progress made in understanding the evolution of terrestrial planets, including the effects of late large impacts on pre-existing modes of tectonics. For ...

In his 1989 book Wonderful Life, the late Harvard scientist Stephen Jay Gould imagined rewinding life’s history to an early ...

Bacteria are the most diverse organisms on Earth, with a number of species that’s difficult to quantify. They’re also incredibly old. Bacteria consist of a single cell. They do not have bones and are ...

Late-stage planetary collisions reshaped Earth and its neighboring planets, delivering water, altering their atmospheres, and influencing their tectonics. New findings suggest these violent impacts ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Researchers say ...

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