Tesla Model S scores highest marks ever on U.S. crash testing

As much as electric car builders hail their vehicles as the future of transportation, one question they couldn’t answer fully was just how well their vehicles would withstand a crash.Automakers have spent decades finessing their chassis; what happened when an engine-lessvehicle went head-on into a barrier wasn’t clear, and as the post crash-test smoldering of a Chevy Volt demonstrated, the batteries posed new challenges.