The zipper keeps everything from jeans and jackets to duffel bags and lunch boxes closed tight. Still, for all its simple utility, a fastener that won’t budge has caused frustration in nearly everyone ...

California transportation authorities do not explicitly promote the zipper merge, but studies find it can reduce congestion ...

Add Yahoo as a preferred source to see more of our stories on Google. It always seems to happen to your favorite dress, jeans, jacket or purse: you go to open or close the zipper and suddenly the ...

While some drivers may see it as unfair, zipper merging is the quickest way through many of Milwaukee's road construction ...