Engineering publications brought to you by Mark Allen

Energy & environment

Acid mine drainage could unlock supply of rare earth elements

UFC FlashBattery recharges drones in five minutes

Vehicle to grid technology could address UK's energy storage challenge

Batteries and hydrogen should be seen as partners instead of rivals

Ant algorithms help fleet operators halve emissions

Graphene shows support for fuel cell catalysts

Sodium-ion batteries can get ahead in the power game

Membrane technology could cut emissions from refining crude oil

Britishvolt targets Wales for UK’s first battery gigaplant

Extreme E gets off-grid power boost from hydrogen

Carbon nanotube anode reduces risk in lithium batteries

Shovel-ready flood defence schemes receive £170m