Light sensors often use an infrared LED as a light source. Infrared LEDs have a greater intensity than LEDs that emit visible light. And when infrared photodiodes are used the sensors are relatively ...

That’s right, Apple might be putting ambient light sensors into future pairs of its earbuds. The reason? So they can be used as part of a health monitoring system. This comes from a (paywalled) ...

When apps wants to access data from your smartphone's motion or light sensors, they often make that capability clear. That keeps a fitness app, say, from counting your steps without your knowledge.

We may earn a commission from links on this page. According to the release, the P2 uses an ultra-wide passive infrared sensor and illumination sensor and claims to provide light detection up to 23 ...

For now, there's no reason for concern, but that could change in coming years. Kind of seems like yet another can’t really be used in the real world, attack. The attacker has to be sending specific ...

Scientists have developed a fully transparent skin sensor that accurately measures UV radiation, detecting light and converting it to electrical signals. So when the Sun's rays reach damaging levels, ...

Need a cheap and easy way to deter intruders? For homeowners, outdoor lighting is a game changer for providing a line of sight on potential trepassers without running up costly energy bills. If you're ...

Presence sensors can be used with smart homes, not just to trigger when a light turns on. They can still do that, but you can ...

This article is sponsored by Aqara. Product choices and opinions expressed are from the sponsor and do not reflect the views of Android Police editorial staff. When it comes to smart home automation, ...