In a letter published in the Claremont Courier on January 23 [“Was the lonely A Line worth it?”], Mr. Linde correctly assesses that current ridership on the new A Line is very low. Hopefully it will ...

Africa’s advantage is scale. Its danger is the failure to convert scale into capability. The continent is back on the world’s agenda because its markets are growing, its minerals are indispensable, ...

In a series of tea party-like experiments, Johns Hopkins University researchers demonstrated for the first time that apes can use their imagination and play pretend, an ability thought to be uniquely ...

The best electric bike conversion kits offer a potentially more affordable route to electric biking. While electric bikes can be expensive, if you already have a suitable bike, an electric bike ...

Abstract: The magnetic-field modulated brushless double-rotor permanent-magnet machine presents a promising electrification solution, potentially replacing traditional mechanical transmissions such as ...

Abstract: Efficient and accurate simulation tools are crucial for studying the dynamics and stability of modern power systems with high penetration of voltage-source converters (VSCs). This paper ...