What Did Leeuwenhoek See In The Pond Water?
What Did Leeuwenhoek See In The Pond Water? Leeuwenhoek would stare at samples through the sphere in bright daylight, and, one day beginning in 1674, viewing a drop of pond water, he observed things moving which he called “animalcules.” This was the first documented view of the living microworld, that there are living things in