‘Steelroots’ Grow Above the Ground, Up to 40 Feet High, in Illinois

steelroots tobin morton illinoisCredit: Steve Tobin/Morton Arboretum. See the tree. The roots are underneath. They anchor the plant to the ground, and take in water and minerals. Unless they're "Steelroots," which live above the ground, to be appreciated as art and explored with your hands and feet. ... Read the full story on TreeHugger

Kalkhoff Electric Bikes Coming to the US

kalkhoff electric bike photo Image credit: Kalkhoff USA From Schwinn's good looking electric bikes to this $350 commuter bike with electric assist, we see plenty of pedal bikes packing an electric motor as backup these days. And folks seem to be finally accepting the idea that e-bikes replace car journeys, not just make biking easier for lazy pe... Read the full story on TreeHugger