Scientists Just Solved a Cosmic Mystery: Why Galaxy Clusters Stay Hot
XRISM has uncovered how galaxy clusters evolve—violent mergers create turbulence, preventing hot gas from cooling. This ...
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Best Samsung Galaxy S24 Ultra cases in 2025
The Cosmo brings a kickstand and a lens cover to this iconically ... If the Nano Pop could only come to one model of the Galaxy S24 this year, at least it was the S24 Ultra. While the classic ...