Banded iron formations: Oceans, algae and iron oxide
Iron ore is a big deal in Australia.
Iron ore is a big deal in Australia.
Earth Sciences
Mar 18, 2024
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14
A new study has unraveled key findings about the earliest life forms on Earth. In rock samples from Barberton, Republic of South Africa, researchers were able to find evidence of an unprecedented diverse biological carbon ...
Cell & Microbiology
Jan 23, 2024
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44
Marking its 1,000th Martian day on the Red Planet, NASA's Perseverance rover recently completed its exploration of the ancient river delta that holds evidence of a lake that filled Jezero Crater billions of years ago. The ...
Planetary Sciences
Dec 12, 2023
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446
Paleontologists are getting a glimpse at life over a billion years in the past based on chemical traces in ancient rocks and the genetics of living animals. Research published in Nature Communications combines geology and ...
Evolution
Dec 7, 2023
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114
Historians and archaeologists have, over centuries, explored the mysteries behind the Great Sphinx of Giza: What did it originally look like? What was it designed to represent? What was its original name? But less attention ...
Archaeology
Oct 31, 2023
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The islands of South-East Asia record a long and dynamic human history of technological innovation, migration and conflict.
Archaeology
Aug 24, 2023
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40
Earth is currently the only planet known to harbor life—thanks in large part due to the operation of plate tectonics, which cycles critical biogeochemical elements and maintains a planetary thermostat. Subduction—the ...
Earth Sciences
Jul 5, 2023
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356
Newly discovered biomarker signatures point to a whole range of previously unknown organisms that dominated complex life on Earth about a billion years ago. They differed from complex eukaryotic life as we know it, such as ...
Evolution
Jun 7, 2023
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Around 500 million years ago life in the oceans rapidly diversified. In the blink of an eye—at least in geological terms—life transformed from simple, soft-bodied creatures to complex multicellular organisms with shells ...
Earth Sciences
May 10, 2023
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51
What did the Earth look like about 2 billion years ago, when the planet's atmosphere was being oxygenated?
Earth Sciences
Apr 17, 2023
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85