Engineering publications brought to you by Mark Allen

Energy & environment

Printing energy storage at the touch of a button

Vanadium disulphide stabilised for faster charging batteries

Wood based solar evaporator could provide safe water

Last week's Poll: London's new ULEZ

Portable device rapidly detects drinking water pollution

RoCycle robot gets a feel for paper, metal and plastic

2D Phosphorene nanoribbons promise battery boost

Study highlights sustainable role for VTOL aircraft

SolaNetwork targets Africa with distributed solar system

Drones fitted with thermal-imaging cameras measure orangutan numbers

PressurePores propeller tech cuts underwater noise pollution

New battery could deliver 1000km to electric vehicles on single charge