Microsoft Buys Minecraft for $2.5bn

How will Microsoft make money from the popular computer game Minecraft? Also, world environmental campaigners ask philanthropists to step in to avert climate change. We hear from one of the campaign organisers.

As Google launches its $100 Android One handset, we explore the battle for the smartphone market in India. Can it see off the competition And, we examine the possible economic gains of the European Space Agency's upcoming attempt to land a probe on a comet for the first time.

Plus, regular commentator Lucy Kellaway gives us her view on perfecting a sales pitch.