Reuters - Children whose mothers used cell phones frequently during pregnancy and who are themselves cell phone users are more likely to have behavior problems, new research shows.

Reuters - Sirius Satellite Radio plans to issue shares at a 20 percent discount to Monday's closing price, as part of the financing of its acquisition of XM Satellite Radio.

Reuters - Sony Corp (6758.T) posted a bigger-than-expected 47 percent fall in quarterly profit and cut its outlook, hurt by its struggling mobile phone joint venture with Sweden's Ericsson (ERICb.ST), while rival Matsushita (6752.T) nearly doubled its profit on rising flat TV sales.