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So many cultures, so many customs. Let’s take a look at what an Arab house used to look like...
Clothing reflects the lifestyle and culture of the region's inhabitants.
The design for the armoured car features the most important military requirements: reliability,...
Leonardo also designed a wide variety of artillery weapons.
The polymath thought that if a screw-like structure can rotate fast enough, it will 'drill' into...
Leonardo was not only a master artist, but also an accomplished military engineer.
Leonardo based the design of the flapping wing on birds' wings and a faulty hypothesis.
A rock relief located in Northeast Bulgaria, probably carved at the end of the 7th century.