White Rails are the Infrastructure Hack We Didn’t Know We Needed

Railroads might be a nineteenth century technology, but they’re still the backbone of cargo transportation in the 21st century. They’ve also far from run out of innovation, including this one which really just sounds like a hack: painting the rails white to beat the heat . In the old days, when rails were short and riveted together, this might have been unecesssary; all those joints allowed for a lot of flex.