Today's Google Doodle pays tribute to Dr. Stamen Grigorov, a Bulgarian physician and microbiologist, on his 142nd birthday. Grigorov was the first scientist to discover Lactobacillus bulgaricus, the ...

Almost each person in the world knows that Bulgaria is the homeland of the yoghurt. However, this unique product garnered a worldwide fame in the end of 19th and the beginning of the 20th century.

Forbes contributors publish independent expert analyses and insights. I cover the history of science and exploration. The discovery of Lactobacillus bulgaricus started with simple curiosity and a ...