Sustainability

What a high-speed American railway would look like

Neptune's tidal power concept is a failure

Kia Cross GT is one tricked-out hybrid

These rotating solar islands track the sun

Extended range electric vehicles may be our green future

Water-powered fuel-cell hits store shelves in April

Visio.M wants to be a better electric vehicle

Ford making inroads against Toyota

Recycled Prius batteries power electricity management systems

This smart watch is inspired by buzzing insects