billions
Martian Rocks’ Carbon Traces Indicate Ancient Habitability, Suggesting Life Possible Billions of Years Ago
Did Life Exist on Mars? New Clues Suggest a Habitable Past Scientists have uncovered compelling evidence that Mars may have once been habitable, thanks to NASA’s Curiosity rover. The discovery of carbon-rich minerals in Martian rocks points to an ancient carbon cycle, hinting that the Red Planet was warm enough to support liquid water—and possibly […]
Scientists Discover Water Originated Billions of Years Earlier Than Previously Thought
The Cosmic Origin of Earth’s Water: Born in Supernova Explosions [Image: Earth’s oceans] While 70% of Earth’s surface is water, scientists have long puzzled over its origins. New research proposes that water formed in the aftermath of supernova explosions just 100–200 million years after the Big Bang—far earlier than previously thought. This discovery, led by […]