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
15 hours ago
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5
If you've driven the mostly flat stretch of I-25 in Colorado from Pueblo to Trinidad, you've seen them: the Spanish Peaks, twin mountains that soar into the sky out of nowhere, reaching altitudes of 13,628 and 12,701 feet ...
Earth Sciences
Mar 4, 2024
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659
Our Earth is around 4.5 billion years old. Way back in its earliest years, vast oceans dominated. There were frequent volcanic eruptions and, because there was no free oxygen in the atmosphere, there was no ozone layer. It ...
Planetary Sciences
Feb 25, 2024
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60
In the three years since NASA's Perseverance rover touched down on Mars, the NASA science team has made the daily task of investigating the red planet seem almost mundane.
Astrobiology
Feb 22, 2024
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93
Rocks once buried deep in ancient subduction zones—where tectonic plates collide—could help scientists make better predictions of how these zones behave during the years between major earthquakes, according to a research ...
Earth Sciences
Feb 2, 2024
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67
A study exploring the potential of a decommissioned gas field in Scotland as a major hydrogen store has highlighted concerns over potential leaks and recommended that it shouldn't be used.
Earth Sciences
Jan 22, 2024
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32
Cyanobacteria are a key species in Earth's history, as they introduced atmospheric oxygen for the first time. The analysis of their evolution therefore provides important insights into the formation of modern aerobic ecosystems. ...
Evolution
Oct 27, 2023
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162
To ensure the effectiveness of high-level radioactive waste (HLW) disposal facilities, the distribution of hydraulic and mechanical properties within the surrounding rock mass, acting as a natural barrier, should be evaluated.
Earth Sciences
Sep 20, 2023
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1
Mountain ranges play a key role in global climate, altering weather and shaping the flora and fauna that inhabit their slopes and the valleys below. As warm air rises windward grades and cools, moisture condenses into rain ...
Earth Sciences
Aug 10, 2023
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39
Earth was not always so hospitable. Evidence of how it came to be so beautiful and nurturing is locked in the rocks of South Australia's Flinders Ranges—a site now vying for World Heritage listing.
Earth Sciences
Aug 7, 2023
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