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Earth’s Early Atmosphere

Illustration of the early evolution of complex life forms on Earth.

Early Oceans Reveal Hidden Origins of Complex Life, Challenging Our Understanding of Earth’s Evolution

Illustration of ancient crystals revealing Earth's dynamic geologic activity during the Hadean Eon.

Ancient Crystals Reveal Earth’s Surprisingly Dynamic Activity 3.3 Billion Years Ago, Changing Our Planetary History Understanding

Illustration of Earth's ancient atmosphere potentially generating life-essential sulfur-based molecules.

Early Earth’s Sky Sparks Creation of Life’s First Ingredients, Revealing New Insights into Our Planet’s Origins

Illustration of cyanobacteria contributing to the oxygenation of Earth's early atmosphere.

Scientists Reveal Billion-Year Delay in Earth’s Oxygen Surge, Transforming Our Understanding of Planetary Evolution