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A Physicist Embarked on a Lifelong Quest to Build a Time Machine—And Shake Up Science Forever

created: June 26, 2025, 2:26 p.m. | updated: June 28, 2025, 2:58 a.m.

Here’s what you’ll learn when you read this story:After the death of his father, theoretical physicist Ronald Mallett embarked on a lifelong quest to build a time machine. The time travel theory Mallett has developed is mathematically sound, but just because it theoretically works doesn’t mean it will in practice. Ronald Mallett’s 70-year-long obsession with time travel was borne out of tragedy, but also out of love. “For me, the sun rose and set with him.”In 1955, Mallett’s father unexpectedly died at age 33 from a massive heart attack. A year later, Mallett came across a book that would change his life—a Classics Illustrated version of The Time Machine by H.G.

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