Ionization smoke alarms use a battery and two metal plates, called electrodes, to create an electrical circuit. Ions are tiny, electrically charged particles that flow through the circuit and between ...

Stay safe by learning how to properly wire a smoke and carbon monoxide detector. This step-by-step guide walks you through ...

Pack one of these lifesaving devices to keep you and your family safer while travelingCR's highest-rated portable CO detectors—from brands like (clockwise from left) GasDoc, Forensics Detectors, ...

An hourglass tells you what it is in the name — a glass that you use to measure an hour of time passing by. [EDISON SCIENCE CORNER] has built a digital project that mimics such a thing, with little ...

Extremely smoky conditions prompted the Pennsylvania Department of Environmental Protection to issue a Code Red Air Quality Action Day on Wednesday. Smoke from the Canadian wildfires contributed to ...