Small flashing red lights and chirping sounds every 30 to 60 seconds can mean it’s time to change a smoke alarm’s battery. Some models may have a green flashing light or announce “low battery,” so ...

Airbag activation itself is a delicate balance. If they fail to deploy in a major crash, passengers are left unprotected. If ...

The Google Nest Doorbell (wired, 3rd gen) packs high-res video, but its brilliant Gemini AI is the biggest justification for ...

Polestar’s newest EV bridges performance and practicality with new tech, strong driving dynamics, and pricing that starts at ...

The latest head‑turner moves a kitchen staple to the front door. A simple sheet of aluminum foil now doubles as a nighttime ...

The best choices right now are the Kidde/Ring collaboration detectors ($75) that work with the Ring app for free, and the Nest/First Alert detectors ($130) that work with Google Home. They both send ...

I’ve tested a lot of stuff in my time – TVs, Christmas trees, vacuums designed for ease – but few things have stuck around like my SimpliSafe home security system. Halloween consistently brings a jump ...

The South Korean-built Polestar 4 is the first new model in a series intended to give the Swedish brand a showroom full of appealing vehicles by 2028.

In Ukraine, unmanned weapons hunt the wounded and medics alike. Moving injured soldiers to safety has never been more ...

The best home security systems are user-friendly, affordable and customizable to your needs. Some or all of the mortgage lenders featured on our site are advertising partners of NerdWallet, but this ...

The Polestar 4 resembles a coupe-like SUV, featuring a sportier look than its boxier SUV counterparts. Like those models, its ...

Just two weeks on from its launch in Thailand, the Volvo ES90 has now made its way over here, as these images from reader Ian ...