A new study in Physical Review Letters offers the first detection of the cross-correlation between cosmic shear and diffuse X-ray background, helping to understand the distribution of baryonic matter in the universe.
Beaming with smiles, Zambian farmer Mary Dimba points to a newly harvested crop of maize on her silo. The mother-of-four from Mpande village in Zambia's Lusaka Province tells how the beginning of the last cropping season ...
Other
Sep 2, 2024
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5
Einstein's theory of relativity is based on two assumptions, or postulates. The first is that the laws of physics look the same to everyone traveling in a straight line with no acceleration.
The universe is a dynamic, ever-changing place where galaxies are dancing, merging together, and shifting appearance. Unfortunately, because these changes take millions or billions of years, telescopes can only provide snapshots, ...
Astronomy
Aug 29, 2024
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41
The bright blue blood of the horseshoe crab is used around the world to detect bacterial contamination in vaccines. Synonymous with luxury, sturgeon caviar has been patented as an antidote to impotency in China. Rhino horn ...
Ecology
Aug 28, 2024
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1
For the last seven decades, Earth has been operating in unprecedented ways, leading many researchers to argue that we have entered a new geological epoch known as the Anthropocene.
Earth Sciences
Aug 27, 2024
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23
New research into rural small-scale farms in South Africa's North West province has found that climate-smart farming techniques lead to a better maize yield, a more regular supply of food for the farmers, and a wider variety ...
Agriculture
Aug 19, 2024
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0
A megadrought that occurred 4,200 years ago had catastrophic impacts, potentially wiping out early empires and leading to large-scale changes worldwide. It was so significant it marked a turning point in the Earth's geologic ...
Earth Sciences
Aug 16, 2024
3
281
A Ludwig Maximilian University (LMU) team has furnished a model for revealing what the color of a galaxy tells about its distance, to be used for measuring cosmic structures.
Astronomy
Jul 15, 2024
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176
New research provides the clearest evidence yet that the Cambrian explosion—a rapid burst of evolution 540 million years ago, could have been triggered by only a small increase in oxygen levels in Earth's atmosphere and ...
Evolution
Jul 2, 2024
1
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