Consumer Tech
How to Stop Your Smart TV From Tracking You
Your smart TV quietly logs what you watch and sells the profile. Here is how to switch off that tracking on Samsung, LG, Roku, and Vizio in a few minutes.
How Do Noise-Cancelling Headphones Actually Work?
Noise-cancelling headphones fight sound with sound. Here is the plain-English version of how the trick works, and why it silences a plane but not a chatty café.