Even if some shady character were to get hold of your smartphone, it wouldn't do them much good if they didn't know your PIN … right? Well, researchers from Singapore's Nanyang Technological ...

Malicious applications can freely access sensor data on modern smartphones and use this highly sensitive data stream to collect vasts amounts of intel on the phone's owner, information that they can ...

LEDs are a wonderful technology. You put in a little bit of power, and you get out a wonderful amount of light. They’re efficient, cheap, and plentiful. We use them for so much! What you might not ...

Light sensors often use an infrared LED as a light source. 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 ...

Ambient light sensors (ALSs) are photodetectors that approximate the human eye’s response to light intensity under a variety of lighting conditions and through different attenuation materials. They’re ...