A 7-year-old boy was killed and his grandfather injured after witnesses say a dispute over reckless jet ski driving led to a shootout in Florida, according to authorities. The Tampa Police Department ...

Q: Your columns about older drivers call for me to respond as a 74-year-old driver. My driving is not affected except under one condition: nighttime. Today’s headlights are blinding, so I avoid night ...

Growing up, I remember on the back wall of an auto mechanic’s shop were two side-by-side targets of a specific size [“Bright headlights a safety problem for drivers,” News, Dec. 11]. During car ...

The circuit in Figure 1 combines a VBE-referenced current source with a current mirror to implement a simple two-terminal, fully floating LED current sink or source. This approach is well-suited for ...

Schematic and operation of a capacitorless active-matrix micro-LED pixel, where a single memristor (1M) substitutes both the storage capacitor and the driving TFT. The compact 1M cell can be ...