Your description sounds like there may be cicada killer wasps nesting in your driveway. They can be considered beneficial insects in helping to control cicadas and katydids. Cicada killers are large — ...

Last week, I noticed a huge wasp perched on a dried-up cucumber leaf. It was a male cicada killer wasp, Sphecius speciosus. These beneficial wasps show up each year shortly after the annual cicadas ...