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after she says she hit a pothole while cycling. roads are deteriorating fast. i've been a cyclist for 25 years and you can see certainly in the last ten years just how poor the surface is and how dangerous it can be. the road where she fell has since been repaired. but looking into the issue of potholes, there's a problem which scientists say will only get worse with the effect of climate change. and whilst local councils are calling for more regular and consistent funding to deal with them, across several british universities, engineering solutions also promise some answers. our roads are either made out of concrete or asphalt. the majority of our roads are asphalt, although a lot of the damage in both starts with cracks. those cracks turn into potholes through freeze—thaw cycles and wear—and—tear. the university of cambridge is working on a range of solutions from sensors in our roads to investigating 3d printed fixes and the materials that can adapt