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Satellites reveal cities' 'urban pulse,' tracking neighborhood growth in near real time
- June 8, 2026 at 10:50 PM
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For over a century, doctors have used electrocardiograms (EKGs) to render the invisible electrical activity of the human heart visible, using the pulse to diagnose disease before it becomes fatal. Now, scientists have invented a way to do the exact same thing for the places where most of humanity lives: cities.
Originally published at Phys.org