Three Democratic senators are sounding the alarm over brain-computer interface (BCI) technologies' ability to collect -- and potentially sell -- our neural data. From a report: In a letter to the Federal Trade Commission (FTC), Sens. Chuck Schumer (D-NY), Maria Cantwell (D-IN), and Ed Markey (D-MA) called for an investigation into neurotechnology companies' handling of user data, and for tighter regulations on their data-sharing policies. "Unlike other personal data, neural data -- captured directly from the human brain -- can reveal mental health conditions, emotional states, and cognitive patterns, even when anonymized," the letter reads. "This information is not only deeply personal; it is also strategically sensitive."

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