When a transmitter sends a Wi-Fi signal and a receiver captures it after it passes through a person, the signal’s changes can ...

A magnetometer is a device that measures magnetism: the direction, strength, or relative change of a magnetic field at a ...

Beginning our series on the latest EW BrightSparks of 2025, we profile Jadesola Adeleka, of Loughborough University and a ...

This all-purpose presence sensor is a master at monitoring indoor activity and linking it to smart home features you already ...

Researchers at Qingdao University in China have developed a lightweight, self-powered eye-tracking system designed to assist ...

Ready, aim, fire—the latest health trackers use sensors to check your urine for proper hydration, ketone levels, and possible ...

Aqara has announced the Spatial Multi-Sensor FP400, a new presence sensor that it says is precise enough to suss out whether ...

The Moto Pen Ultra will bring handwriting to the upcoming Razr Fold, while the Moto Tag 2 doubles the battery life of its ...

It's finally time for the finale of "Tracker" Season 3. Based on the 2019 novel "The Never Game" by Jeffery Deaver, "Tracker" is an American action drama television series that premiered on February ...

Tracker Season 3, Episode 9, “Good Trouble,” reunited old pals Colter (Justin Hartley) and Keaton (Brent Sexton), who teamed up in hopes of finding Keaton’s former partner. Along the way, the friends ...

This product is courtesy of It was super easy to make this mobile tracked platform and radio-controlled useful for building ...