When did fingerprints first catch a murderer?

When did fingerprints first catch a murderer?

When two boys living near Buenos Aires were brutally murdered in 1892, police soon identified Velasquez, who had fallen in love with the children's mother, as the sole suspect. But a few days later, police officer Juan Vucetich (1858-1925) proved that the murderer of the children was undoubtedly Francisca Rojas, (the children's mother).

Who and when invented water soluble instant coffee?

Who and when invented water soluble instant coffee?

The processing of coffee beans dates back to Tenth Century Ethiopia. Coffee came to Europe and America in the 16th century and has since become one of the most consumed beverages. Processing the beans and making the coffee drinkable is a process that requires a long time.

Some unknown facts about Queen Elizabeth II

Some unknown facts about Queen Elizabeth II

Queen of the United Kingdom (UK) II. Elizabeth's health is under surveillance. Queen of 15 other states along with the United Kingdom, II. As the longest reigning monarch and her unique character, Elizabeth draws the attention of the world. There may be details you still don't know about the Queen, who made a scene with her whole life and deeds.