Aerospace firm reports a 47% drop in fourth-quarter net profit after taking costly charges at its helicopter and defense electronics divisions.

If Boeing is forced to switch to a different type of battery, it would add weight to the plane — and fuel efficiency is one of the 787's main selling points.

Swedish truck maker says profit tumbled in the fourth quarter as sales slumped 17% on weakening demand in key markets.

Toyota is recalling 907,000 vehicles, mostly Corolla models, around the world for faulty air bags and another 385,000 Lexus IS luxury cars for defective wipers.

Industrial conglomerate takes charges against its transport business and a solar power operation it is selling.

Automaker sees strong demand in China and the U.S. for its luxury cars.