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علوم وتكنولوجيا
Little red dots as young supermassive black holes in dense ionized cocoons
Greene, J. E. et al. UNCOVER spectroscopy confirms the surprising ubiquity of active galactic nuclei in red sources at z > 5.…
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علوم وتكنولوجيا
Amazons Fire tablets are slow, but you can give m a little pep with a few simple tweaks
Tablets have materialized since Apple debuted the iPad in 2010. While slate devices can be expensive, Amazon Fire tablets offer…
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