One trillion species, 3 billion years: How we used AI to trace the evolution of bacteria on Earth
There are roughly a trillion species of microorganisms on Earth—the vast majority of which are bacteria. Bacteria consist of ...
New research reveals chemical secrets of Earth’s crust 4.5 billion years ago
The study also provides a new approach to solving one of the biggest enduring scientific mysteries: when did plate tectonics ...
Molecular clock analysis shows bacteria used oxygen long before widespread photosynthesis
Microbial organisms dominate life on Earth, but tracing their early history and evolution is difficult because they rarely ...
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Could alien oceans be green: Earth’s past may hold the key to finding life elsewhere
Ancient oceans, which were heavy on iron, interacted differently with light wavelengths, retracting green light into the ...
Earth’s oceans weren’t always blue, scientists say
But while lifeless during that time, the planet was already covered by vast oceans dotted with hydrothermal vent systems that ...
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Volcanic activity billions of years ago set the stage for Earth's oxygen-rich atmosphere, research suggests
Tajika and his team used a numerical model to simulate key aspects of biological, geological and chemical changes during the late Archean eon (3.0–2.5 billion years ago) of Earth's geologic history.