From rockets to cancer research, here’s how the number pi is embedded in our lives - AP News

AP News
March 14, 2026
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The mathematical constant pi plays important roles in rocket science and cancer research.

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The mathematical constant pi (3.14159...) plays a critical role in calculating rocket trajectories, analyzing cancer tumor shapes, and numerous other scientific applications beyond basic geometry. Pi appears in formulas used by aerospace engineers to determine spacecraft paths and by medical researchers studying the circular patterns of cell growth in tumors. The constant's infinite decimal sequence makes it essential for precise calculations in fields ranging from physics to medicine. Scientists rely on pi's mathematical properties to solve complex problems involving circles, spheres, and wave patterns that occur throughout nature and technology.

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