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Alfa Romeo 4C spied in Michigan

During the Detroit auto show in January, Fiat and Chrysler CEO Sergio Marchionne told us -- in his own irreverent way -- that arrival of the long-promised Alfa Romeo 4C would be delayed once again. But as these spy photos show, testing on the sporty coupe continues even as a debut date remains elusive. This isn't the first time we've caught the 4C testing in the States.

Mercedes S500 Plug-in Hybrid revealed – gets official 94.2mpg

The Mercedes S500 Plug-in Hybrid (pictured) has been revealed There will come a point when legislators wake up and realise that car makers are getting too clever at gaming their CO2 based taxation and change the goal posts. But until then, cars like the new Mercedes S500 Plug in Hybrid – revealed today – are the perfect company buy. That’s because the clever use of a plug-in electric motor coupled with a relatively frugal ICE engine – in the case of the S500 Plug-in a 329bhp 3.0 litre V6 and 80kW electric motor – produce official economy and emissions figures that are really only valid under test conditions but save a big chunk of tax for buyers.

Akio Toyoda to testify before U.S. House panel

Toyota Motor Corp. President Akio Toyoda accepted an invitation to testify next week before a congressional committee that is investigating the automaker's safety problems. “I have received Congressman Towns' invitation to testify before the House Committee on Oversight and Government Reform on February 24 and I accept," Toyoda said in an e-mailed statement Thursday.