Paved roads are a godsend for travelers and truckers alike, but potholes can ruin the ride. Engineers hope to quell the scourge by devising such novel solutions as self-healing asphalt and sensor-embedded “smart” roads that can detect small cracks before they require major repairs.

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Tags: asphalt, highway construction, materials science, pavement, potholes, self-healing roads, sensors, sustainable materials, transportation engineering