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October 2025

Philanthropist MacKenzie Scott ’92; President Eisgruber ’83 defends higher ed; Julia Ioffe ’05 explains Russia.

October 2025

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Physics professor Paul Steinhardt with equations describing what happened just before the Big Bang if his theory of a “cyclic” universe is correct.

The cosmic apocalypse

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Princeton cosmologists are working to discern the ultimate fate of the universe

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