McLaren Automotive reveals details of 2013 12C Spider bit.ly/Myg44P

London cabbies protest over city's refusal to allow them to drive in Olympic street lanes bit.ly/Q4Y6Mf

Consumer Reports tests Collision Warning Systems bit.ly/LUKh1u

BMW Canada's Bullet video bit.ly/Nde7LU

The Walking Dead Zombie Survival Machine to be unveiled at Comic-Con in San Diego bit.ly/MJlpso

Formula One race car sliced in half bit.ly/Rctjdj

Ferrari auctions 599XX Evo to help families of victims of Italy earthquakes bit.ly/Mi9T58

Sheep rain down on motorists after spilling from truck on overpass in bizarre accident bit.ly/MjQd3R

RT science: Autonomous road trains make first debut on public highway bit.ly/L6tXVY

Porsche begins testing 918 Spyder prototype bit.ly/JM373a