The US Supreme Court has upheld significant regulations imposed by the Biden administration on ghost guns, which are firearms made from kits that are often untraceable. This ruling requires background checks and serial numbers for ghost gun kits, affecting their accessibility and ownership. The decision marks a notable victory for gun control advocates and has drawn mixed reactions from various groups, with some expressing support while others criticize the restrictions. This ruling is seen as a step towards enhancing public safety following gun violence incidents involving these types of firearms.