Large, mysterious drones reported in recent weeks flying over parts of New Jersey appear to evade detection by traditional methods such as helicopters and radios, according to a Department of Homeland Security briefing to state lawmakers on Wednesday.

In a post on the social media platform X, Assemblywoman Dawn Fantasia described the drones as up to 6 feet in diameter and sometimes flying with their lights off. The Republican congresswoman from Morris County is one of several state…