Chevrolet Volt

National Highway Traffic Safety Administration reportedly happy after manufacturer promises to strengthen car's battery casing

New plug-in hybrid models, battery leasing and more charge points mean the UK is primed for an EV explosion, says Will Nichols

Majority of firm's plug-in hybrids have been repaired after fears battery leaks could cause fires sparked recall

Range-extended hybrid will be priced lower than Nissan Leaf and Ampera/Volt in most markets

Safety administrators to examine lithium ion battery packs after another plug-in hybrid catches fire during crash testing

National Highway Traffic Safety Administration asks for more information from manufacturer after cause of fire remains a mystery

Green-Car-Guide runs down the cars offering the highest miles per gallon and the lowest emissions

Plug-in version of minicar popular in China and India will go on sale in 2013

Prius will be about £3,000 cheaper than its range-extended rival when both go on sale in early 2012

Two companies to build on supply deal that saw LG provide batteries for Volt plug-in hybrid