Ambient light sensors can reveal your device activity. How big a threat is it? For now, there's no reason for concern, but that could change in coming years.

The EarthConnect Area Light sensors are easily installed on exterior area lights and accommodate mounting heights ranging from 20 feet to 40 feet.

Homepage business Technology Philips Wiz connect, a great way to light up your day Expand your smart home with more lights, motion sensors and remote controls Philips Wiz Connect. Pic: Noel Campion.

The Apple Watch has a new feature in watchOS 10 that enables direct pairing of speed and cadence sensors for more nuanced bike ride tracking. We go hands-on with the feature.