A Reddit user provided information that helped identify Claudio Manuel Neves Valente as the suspect not only in the campus shooting but also in the murder of an M.I.T. professor. By Mark Arsenault ...

More than one-fifth of US electricity is used to power artificial lighting. Light-emitting diodes based on group III/nitride semiconductors are bringing about a revolution in energy-efficient lighting ...

The best portable power station is essential for keeping devices and appliances powered during outages or when you're off-grid. Whether you're looking for a lightweight unit for camping or stashing in ...

John Carlsen has more than a decade of experience testing and reviewing home tech products, with a major focus on smart home security. He earned his BS in journalism from Utah Valley University. In ...

For situations where you don’t have your full tool kit by your side, jump into action like a real-life MacGyver using a multitool. These handy pocket-size companions have come a long way from the ...

Turns out "tweet chirp tweet" is actually bird talk for "Hey, you should probably check out these holy grail $32 butter soft ...

Under sweeping stage lights in Monterrey, Mexico, a packed dance floor pulses as a Catholic priest in a clerical collar raises one hand from the stage, electronic beats thundering through the hall.

Abstract: The proposal of this paper is a modular three-phase ac-dc light-emitting diode (LED) driver for high-power luminaires based on LEDs that uses each phase to control an independent LED load ...

Abstract: Power cycling test (PCT) is a crucial method for evaluating the long-term reliability of SiC metal–oxide–semiconductor field-effect transistors (MOSFETs). Existing studies on the degradation ...