Q: As spring approaches, I will, once again, seal my asphalt driveway ... for patching cracks ½- to 1-inch wide, is $13.98 at Home Depot. Pli-Stix also comes in small size, with rope ¼-inch ...

Dear James: My asphalt driveway has many cracks and small holes. It is only a few years old. My repair attempts don't last for long. How can I fix them better? -- Carla A. Dear Carla: Asphalt ...

An international team of scientists has developed a self-healing asphalt that can repair its own cracks without the need for human intervention, reducing the prevalence of potholes and extending ...