Simple silicon coating solves long-standing optical challenge

Quick bursts of laser light, lasting less than a trillionth of a second, are used in a range of applications today. These ultrashort laser pulses have allowed scientists to observe chemical reactions in real-time, image delicate ...

Why have Murillo's skies turned grey?

Smalt was one of the blue pigments the most commonly used by the artists between the 16th and 18th centuries. Unfortunately, this pigment is unstable and tends to fade with time. Researchers from the new European platform ...

Digging up evidence of 400-year-old global trade and wealth

French and Chinese blue glass, Dutch layered glass, Baltic amber: roughly 70,000 beads manufactured all over the world have been excavated at one of the Spanish empire's remotest outposts, the Santa Catalina de Guale Mission. ...