Each year Nikon Small World recognizes the excellence of photography taken under the microscope. The contest showcases the beauty and complexity of life. Anyone interested in microscopy and photography can enter the contest and in its 42nd year, Nikon Small World received 2,000 entries from 70 countries. Here: 1st Place: Four-day-old zebrafish embryo. (Photo by Dr. Oscar Ruiz/Nikon's Small World 2016)
