Air purifier with AQI display, we checked if the screen really reflects indoor air changes at home

We checked which air purifiers actually show real indoor air changes at home, and whether an AQI display is truly useful or ...

Nvidia's new gaming monitor tech is inspired by old CRTs, making 250Hz feel like you're playing at 1,000Hz

Nvidia G-Sync Pulsar gaming monitors take backlight strobing tech to another level, with four fresh displays launching today.