A new study published in Nature Communications finds that piles of sand grains, even when undisturbed, are in constant motion. Using highly-sensitive optical interference data, researchers from the University of Pennsylvania ...
Earth Sciences
7 minutes ago
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Our planet is warming due to anthropogenic greenhouse gas emissions, but the warming differs from region to region, and it can also vary seasonally. Over the last four decades, scientists have observed a persistent austral ...
Earth Sciences
13 hours ago
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Our homes and offices are only as solid as the ground beneath them. When that solid ground turns to liquid—as sometimes happens during earthquakes—it can topple buildings and bridges. This phenomenon is known as liquefaction, ...
Earth Sciences
13 hours ago
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More than half of the structures in the contiguous United States are exposed to potentially devastating natural hazards—such as floods, tornadoes and wildfires—according to a new study in the AGU journal Earth's Future, ...
Earth Sciences
23 hours ago
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Modern weather forecasts rely heavily on data retrieved from numerical weather prediction models. These models continue to improve and have advanced considerably throughout more than half a century. However, forecast reliability ...
Earth Sciences
13 hours ago
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Most animal groups populating our planet today appeared during the early Cambrian (by about 520 million years ago), establishing the animal-rich biosphere we still have today. Despite the biological importance of this time, ...
Earth Sciences
17 hours ago
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The Earth is a sphere, and it comprises other spheres: atmosphere, hydrosphere, cryosphere, lithosphere and biosphere—in short, all of the cycles that interact to influence Earth's weather and climate. Now, to better research ...
Earth Sciences
15 hours ago
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