Although technology may seem like a contemporary development, humans have been using technology since they began converting natural resources into tools. For example, the understanding of fire and its use in prehistoric cooking could be considered a facet of technology.

Croatia, officially the Republic of Croatia, is a unitary democratic parliamentary republic at the crossroads of Central Europe, the Balkans, and the Mediterranean. Its capital and largest city is Zagreb.

The PhD is a doctoral degree, specifically called a "doctor of philosophy" degree. This is misleading because PhD holders are not necessarily philosophers (unless they earned their degree in philosophy!). That said, PhD recipients are able to engage in thought experiments, reason about problems, and solve problems in sophisticated ways.