For years, three names—Shimano, Bosch, and Specialized—defined what a full-power, mid-drive e-mountain bike motor could be. Everyone else was playing catch-up. Then, seemingly out of nowhere, the ...

For economic reasons, not every lake with a dam can support a hydroelectric power plant. Some rivers or creeks are dammed for flood control or simply for recreation, and don’t have the flow rate or ...

If you’ve spent enough time riding electric bikes, you quickly realize that power is only part of the draw. Another big part is sound – or more accurately, the lack of it. A smooth, quiet motor can ...