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Mercedes F125 concept (2011) at Frankfurt motor show

Mercedes today unveiled the F125 concept car - a car bearing the three-pointed star's F name to demark it as a tech testbed, and the 125 to mark Merc's 125th anniversary in this four-wheeled business. It's a hydrogen fuel-cell vehicle, and Merc claims a punchy 1000km (620-mile) range. But the scientists here are proud of the cutting edge lithium sulphur batteries, used to store energy created by the fuel-cell.

Nissan Juke-R Official: Juke with GT-R heart – photos & video

Nissan Juke-R Official Just over a week ago we reported that Nissan were working on a ‘Super Juke’, a version of the cute urban warrior Juke with underpinnings from the Nissan GT-R. And now it’s official – welcome the Nissan Juke-R. despite our earlier report on the Juke-R promising the prospect of a mad Juke as an addition to the Juke lineup - albeit an extreme version – Nissan are calling the 520bhp Juke-R a concept.

New engines for BMW 3-Series, 4-Series and X5

The BMW 3-Series, 4-Series (pictured) and X5 ar getting new engine options. With a new BMW X5 recently debuting, together with the new 4-Series and recently updated 3-Series, there are already a number of variants on offer, but this autumn there are more to come. The BMW 4-Series range (the replacement for the old 3-Series Coupe) will see the arrival of a new entry-level model - BMW 420i Coupe – with a 184hp four cylinder petrol engine with a 6-speed manual as standard or the eight-speed auto as an option.