INFOGRAPHIC OF THE WEEK
Sickness comes on horseback but departs on foot.
A specific pattern of baldness that often begins developing by age 45 has been linked to an increased risk of aggressive prostate cancer. The pattern is reflected in loss of hair at the front of the head and significant thinning at the crown. Read more
- SLICE OF HISTORY
A self-taught Dutch scientist named Antonie van Leeuwenhoek sends a letter to the Royal Society of London describing his discovery of microscopic “animalcules” living inside his mouth. Van Leeuwenhoek had scraped plaque from between his teeth and put it under a microscope he himself had built. In his letter, he says that he saw “many very little living animalcules, very prettily a-moving." Van Leeuwenhoek was the first person to observe tiny organisms alive inside humans, microscopic creatures that would come to be known as bacteria. Get the full story.