How Can a Locomotive Pull a Long Train That’s Much Heavier?
For railroads, it’s all about managing static and kinetic friction.
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Science / Physics and Math
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Could AI Data Centers Be Moved to Outer Space?
Massive data centers for generative AI are bad for the Earth. How about launching them into orbit?
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Two Titanic Structures Hidden Deep Within the Earth Have Altered the Magnetic Field for Millions of Years
A team of geologists found for the first time evidence linking regions of low seismic velocity and the shape of the Earth’s magnetic field.
How to Use Physics to Escape an Ice Bowl
Here are three smart tricks, based on an understanding of frictional forces, to beat a slippery slope.
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How Does the Hive Mind Work in ‘Pluribus?
The “Joining” seems to connect people via radio waves. Let’s dig into the physics at play.
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A New Bridge Links the Strange Math of Infinity to Computer Science
Descriptive set theorists study the niche mathematics of infinity. Now, they’ve shown that their problems can be rewritten in the concrete language of algorithms.
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Behold the Manifold, the Concept that Changed How Mathematicians View Space
In the mid-19th century, Bernhard Riemann conceived of a new way to think about mathematical spaces, providing the foundation for modern geometry and physics.
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Could You Use a Rowboat to Walk on the Seafloor Like Jack Sparrow?
In Pirates of the Caribbean, Jack and Will use an overturned dinghy to hold air underwater. Madness or brilliance?
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Research Reveals the Optimal Way to Optimize
The leading approach to the simplex method, a widely used technique for balancing complex logistical constraints, can’t get any better.
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How Do Astronomers Find Planets in Other Solar Systems?
Even the best telescopes can’t see exoplanets. It’s all about watching for jiggly stars, blue shifts, and transits.
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