Engineering

Permeable pavements to help mitigate flood disasters

This year has seen one of Australia's worst flood disasters on record in the eastern states, with 23 people killed, thousands left homeless, and a damage bill expected to top $1.5 billion.

Energy & Green Tech

Bacterial batteries that harvest energy from soil

A U.K. university spin-out has developed a bacteria-powered battery that harvests energy from microorganisms in the soil to recharge itself, with a prototype already rolled out in Brazil.