UK-based Rubbee is looking to raise funds via Kickstarter to expand production for a roller-like contraption that may be attached to any bike and kick its electric-only speed up to as fast as 16 ...

[Tom Stanton] wanted to see if supercaps have any practical use on e-bikes, and built a DIY electric motor in the process. One of the problems with supercaps is the rapid voltage drop during ...

It's tough to fit ICE powerplants into small machines due to the engines' size, weight, and cost, but you need to try not to go over the top if you do an electric ... world's fastest balance bike ...

Thus around the start of the pandemic I splashed out again and bought a Swytch electric upgrade kit for it, and after a few logistical and life upheavals I’ve finally fitted it to the bike.