Dale Vince says company is aiming for a 100-homes trial of new device later this year
Flywheel plant being built in Ireland with potentially unlimited storage capability could solve the problem of clean energy supply shortfalls when there is insufficient sun or win
Vacuum cleaner maker ploughs $15m into solid state battery firm Sakti3
Danny Alexander unveils competition for research establishments and manufacturers to drive next generation of zero-emission vehicles
Company teams up with Customized Energy Solutions to develop 200MW GridBank facility
Electric car manufacturer confirms it is planning to branch out with domestic energy storage offering
January sales are almost 300 per cent up on the same time last year after record 2014, figures show
Acceleration of electric bike and scooter sales in Far East set to spread to other developing nations
Five-week trial will see first battery locomotive operating on the UK rail network in more than 50 years
Start-up targets 'megacities' with Smartscooter and battery packs that can be changed by hand in seconds