Search | New Scientist

Skip to content

Nest Hello Smart Doorbell

Smart doorbells may be fun, but we don’t know who is using your face

11 December 2019

Training facial recognition algorithms requires masses of data, and big tech companies can go to extreme lengths to get that, says Annalee Newitz

Sign up to our weekly newsletter

Receive a weekly dose of discovery in your inbox. We'll also keep you up to date with New Scientist events and special offers.

Sign up