Apple, Samsung fail to settle before March trial

Apple Inc. and Samsung Electronics Co. Ltd. have failed to settle their latest patent dispute despite a daylong meeting between top Samsung executives and Apple CEO Tim Cook hosted by a mediator earlier this month.

Bulgaria chokes on air pollution fuelled by poverty

The smokestacks of Kremikovtzi steel mill on Sofia's outskirts may have shut down years ago, but ancient cars ensure that Bulgaria's capital is still the most polluted in Europe.

Security experts raise flags over WhatsApp

The Facebook deal for WhatsApp drew attention for its whopping price tag, but has also brought out fresh criticism over security for the billions of messages delivered on the platform.