Batteries
Algae “biocells” powered by photosynthesis could replace disposable batteries
Flint announces production of biodegradable “paper battery”
Fairphone 5 smartphone launches with “fairest battery yet”
MIT engineers create battery alternative using cement and carbon black
Finnish “sand battery” offers solution for renewable energy storage
Swedish university develops lightweight structural battery using carbon fibre
IKEA launches solar battery packs to rival Tesla’s Powerwall
Elon Musk launches Tesla batteries for the home in bid to cut fossil fuel usage
Fuseproject designs “world’s first” portable solid-state power station
MyPowerbank hacks London’s Santander bikes so homeless people can charge their phones
How electric-vehicle technology is changing car design
Biofilm developed to power wearable electronics with sweat
IBM proposes sustainable successor to lithium-ion battery
