High voltage is no joke, but you don’t need special electrical knowhow or skills to safely replace your light switch or ...

Dusk-to-dawn light bulbs turn on at dusk and turn off when daylight breaks, detecting the change in light using a photocell ...

Scientists have developed a new kind of wearable sensor that can detect signs of eye disease—without drawing blood or using expensive lab equipment. Instead, it’s a soft, non-invasive patch placed ...

Bats are nocturnal hunters and use echolocation to orient themselves by emitting high-frequency ultrasonic sounds in rapid ...

For year-round lighting that you can change to the go-to orange or purple for Halloween, this set is perfect. This 200-foot ...

Vehicles have three kinds of oil lights, and each means something different. So when they come on, how long should you wait ...

If your vehicle's headlights are misaligned, you don't have to go to the mechanic. Here's how to adjust them yourself and how ...

It might look unassuming, but this small Aqara FP300 sensor could result in a massive upgrade to modern smart homes.

Plants flower only when both blue light and cool air signals align. PHOT2 and NPH3 handle light, while CAMTA2 and EHB1 handle ...

The company's sensor uses sonar and echos to give robots more information about their surrounding environment.

Knowing what to set your shutter speed, aperture and ISO to can be very confusing when you're starting out. Here are some ...

Read full article: Who is Miranda and what’s he have to do with my rights? Trooper Steve explains Read full article: ’I fear for my life:’ Supporters return to Pulse nightclub despite online threats ...