The Markup

Data brokers collect thousands of details about your finances, health and habits. See what’s in your profile, who buys it and how companies use it.

Doctoralia sent information about specialists and appointment dates to social media companies.

California is leading on kids’ data privacy in the U.S. but still lags internationally.

Southern California residents are noticing new license plate readers that appear to be operated by the Border Patrol. Some have had confusing encounters with agents.

Dancers say their craft can’t be duplicated by AI. Our tests show they’re right — for now.