To what extent do internet and social media help to spread terrorist propaganda and recruiting? EU officials seem to think that they actually contribute a lot.

As the number of smart cities increases, the heavier are their responsibilities towards citizens.

Can science become central to combating terrorism and organised crime? Predictive policing uses mathematical and analytical tools to identify potentially dangerous people and forecast crimes.

Smart buildings offer better energy efficiency and the kind of futuristic mod cons that appeal to many consumers, but some experts warn our appetite for new technology is putting us at risk from increasingly sophisticated cyber attacks .

In the wake of the Brussels bombings, the French blogger Francis Pisani addressed the quandaries of modern, connected European cities facing terrorist threats .

Global warming is leading to an increase in mosquito-borne diseases such as malaria . It is considered the plague of developing countries. According to the World Health Organisation , it is responsible for one child death every minute.