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Is the Universe a Giant Loop?

A new study suggests the cosmos may be curved in upon itself like a ball—but many experts remain unconvinced

November 5, 2019 — Rafi Letzter and LiveScience

Saturn’s Rings May Be Ancient After All

Against earlier studies estimating an age of just 100 million years, new research suggests the planet’s rings could be as old as the solar system itself

September 17, 2019 — Mike Wall and
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