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Scholar, Historian, Ethnologist, Philosopher, Activist.
A curated selection of stories from Al Jazeera America, an American news organization reporting unbiased, fact-based and in-depth journalism
The Universe is: Expanding, cooling, and dark. It starts with a bang! #Cosmology Science writer, astrophysicist, science communicator & NASA columnist.
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Akhundzada Arif Hasan Khan
Al Jazeera America
Ethan Siegel
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