The impact of nanotechnology on all parts of our lives is growing. And people are worried about how things might change. There are all sorts of rules for things like professional cycling and automobile racing. Mostly stuff like what you can make bicycles and race cares out of. Weight is really important because the less something weighs the easier it is to move around. So it isn’t surprising that lots of meetings will be held to talk about this. One at Cranfield University will focus on what race cars are made of and how that might important for the rules about racing. Carbon nanotubes are strong and lightweight. So putting them into all sorts of stuff like the chasis of a car can help make race cars faster.  But along the way many are interested in making sure there are rules to keep them safe.