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Physicist: After 33 billon years, universe ‘will end in a big crunch’

Physicist: After 33 billon years, universe ‘will end in a big crunch’

The universe is approaching the midpoint of its 33-billion-year lifespan, a Cornell physicist calculates with new data from dark-energy observatories. After expanding to its peak size about 11 billion years from now, it will begin to contract – snapping back like a rubber band to a single point at the end.  Henry Tye, the Horace White Professor of Physics Emeritus …

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