Think 3D printers are just for making Yoda heads and Starship Enterprise replicas? From working tweezers to iPhone cases, we printed some genuinely useful objects easily. You can too. Since 2004, I ...

Discover how to build a simple wireless power transfer system at home using readily available components like enameled copper ...

As the number of Power Over Ethernet (PoE) powered device (PD) applications grows, market pressures are driving designers to lower the cost and complexity of the DC-DC converters that power them, ...

TEXT-BOOKS on structural engineering are now so numerous that justification for a new one must really be difficult to find. The field is certainly amply covered by many excellent treatises, the names ...