Street art takes many forms, and the vibrant murals on the Berlin Wall both before and after its fall are expressions of ...

Fresco painting is a technique that dates back thousands of years. Although exact techniques varied from century to century, ...

Use precise geolocation data and actively scan device characteristics for identification. This is done to store and access ...

Street art takes many forms, and the vibrant murals on the Berlin Wall both before and after its fall are expressions of ...

Close examination of these chips, labeled according to their blue, yellow or red color, that once belonged to art on the Berlin Wall reveals brushstrokes, multiple layers and the pigments used.