In late January, President Barack Obama swung by the Washington Auto Show to check out some new wheels, although it's not clear yet when he might need to start driving his own car again. Millions more Americans will be climbing inside the latest models this year as auto shows come and go around the country. (Today)

North Windham, Vt. (02/05/2012)

TESTED 2011 Mazda RX-8 Grand Touring (02/05/2012)

WHEN Japanese cars and trucks began arriving in the United States in earnest during the 1970s, they were widely seen as disposable. (02/05/2012)

Peter Hoffmann started what is now the Hydrogen and Fuel Cell Letter in 1986 and is the author of two books on this potential energy carrier for automobiles. "Tomorrow's Energy: Hydrogen, Fuel Cells and the Prospects for a Cleaner Planet" was published in 2001, but a revised and expanded edition is scheduled to be available from M.I.T. Press in March. (02/03/2012)