PCWorld explains how to create an affordable CO2 air quality monitor using a Raspberry Pi and MH-Z19C sensor for under $40. This DIY project helps monitor indoor air quality since high CO2 levels ...

A reliable indicator of the air quality in offices, classrooms, or living rooms is the CO2 content. In fresh air, the concentration of carbon dioxide is around 400 ppm. This stands for “parts per ...

Critics worry Lego’s new Smart Bricks will dull children’s imaginations by replacing free play with lights and sounds. That ...

TCL made a bold move for CES 2026. Instead of focusing mainly on RGB LEDs like its competitors, it instead went all in on its ...

Not long after it started rolling out, Samsung seems to have paused the rollout of its latest – and possibly final – Galaxy Watch 4 update due to some issues. Samsung started rolling out One UI 8 ...

The live and happening Amazon Great Republic Day Sale 2026 is showing offers and unbeatable prices with some of the best PC ...

"You might hear our Smart Brick roaring like a jet plane or flushing like a toilet." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Add us as a ...

LEGO Introduces Smart Play, Starting With Interactive ‘Star Wars’ Sets Your email has been sent LEGO is bringing its bricks to life. The company unveiled LEGO Smart Play, a new platform that builds ...