Most of us know how to get a ribbon to curl, by swiftly pulling a scissor blade across the surface. You’ve probably heard that the faster you do this, the tighter the curl. Physics begs to differ. A ...
If you have ever bought someone a bunch of flowers, you will have almost certainly seen the florist wrap the flowers into a bouquet — and then they'll grab some scissors and with some ...
Different ribbons will have a different optimum tension for curling Scientists have explained precisely how and why a ribbon curls when we run a scissor blade down one side of it. They teased out the ...