Click reports on the highlights from the Mobile World Congress.
BBC World Service
A report on the next stage in the development of a single-atom transistor.
This week's UNESCO World Radio Day is a celebration of the power of our favourite medium
Verone Mankou, creator of "Africa's first tablet device", the Way-C, describes its launch
Afghan ICT experts, delegates at last week's 3-day Kabul Innovation Lab, tell how it went.