
Every smart lock now promises privacy. Can any of them keep it?
Three of the biggest home-security brands spent the autumn arguing about whose door is safest. We read the fine print so you do not have to.

Three of the biggest home-security brands spent the autumn arguing about whose door is safest. We read the fine print so you do not have to.

A week with the strangest electric vehicle on sale: a two-seat truck that parks like a hatchback and hauls like something twice its size.

It names every visitor, sends a push notification for each one, and slowly turned my morning coffee into a nature documentary.

A system produced a 400-page argument for an old conjecture overnight. Verifying it is now a human-sized problem.

An interview about touring, sleep, and why the most relaxing thing on the internet is someone reorganising a drawer.

If an assistant orders dinner for you, the app that spent a decade designing for your thumb may stop mattering.

After years of readers writing "3.75, rounded up" in their reviews, fractions are here.

Hinges opened 30,000 times, keyboards hit by robotic fingers, and a room that is kept at exactly the temperature of a summer car.