Beginning March 10, the city said its parking enforcement personnel would be using the Barnacle, a vehicle immobilization device that attaches to a car’s windshield. (City of San Marcos photo ...

The Scientist spoke with marine biologist and barnacle researcher John Zardus about why turtle barnacles—previously thought to be immobile—in fact slowly travel. He thinks the answer is food. Chloe ...

The enforcement tool, called the Barnacle, will be used on habitual parking offenders with three or more unpaid citations, the city said. The device will be used by the city marshal’s parking ...