Volvo Penta 853255 Korssrycke Cross Piece on 2040-parts.com

Ariel Atom 3.5 (2012) first official pictures

It's difficult for Ariel to come up with a mid-life refresh for its cars - there simply aren't that many bits to fiddle with in the first place. Still, the boys from Somerset must have succeeded, because what we have here is the freshly updated Ariel Atom 3.5. As the name suggests, it's a development of the Ariel Atom 3, with a crop of minor visual  tweaks and some mechanical changes too, keeping Caterham and BAC looking over their shoulders.

Audi, Honda, Hyundai, and GM to bring Android to cars

General Motors, Audi, Honda and Hyundai have joined forces with Google and Nvidia to form the Open Automotive Alliance (OAA), their overarching goal being the integration of Google's Android software into automotive infotainment systems. The OAA will use Android's open development model to bring a greater variety of functions to car infotainment systems, which have noticeably lagged behind smartphones when it comes to capability due to long development periods, fast changing technology, and a glut variety of incompatible systems. The alliance's first order of business will be to develop new Android platform features to enable the car to become a connected Android device.

Traffic Booster honks at drivers as soon as the light turns green

The Traffic Booster is a simple little device: a few resistors, some switches, a box with a cheap car horn in it. The schematics are here for easy home replication, dog-eared copy of "The Anarchist Cookbook" not required. But the apocalyptic infuriation it causes is priceless, and if deployed across a city center, the ensuing riots will cause untold millions in damages.