A guard stands at Dityatki checkpoint, marking a 30 km (18-mile) zone around the Chernobyl nuclear power plant April 23, 2013. Ukraine will mark the 27th anniversary of the Chernobyl disaster, the world's worst civil nuclear accident, on April 26. (Photo by Gleb Garanich/Reuters)

Most people know Nikon as a purveyor of pro and consumer-grade digital cameras. But the company's expertise with optics bleeds over into related markets – it's one of the science community's major suppliers of microscopes. And each year the company asks the community to send it some of their favorite images of tiny objects. A panel of scientists and journalists have chosen the best of this past year's submissions, which Nikon has placed on its Small World site.

Photo: Honorable Mention. “Snow crystal, illuminated with colored lights (5x)”. (Photo by Dr. Kenneth Libbrecht, California Institute of Technology (Caltech), Department of Physics, Pasadena, California, USA)

A fuzzy caterpillar on a basil plant in west Bengal, India on December 25, 2023. The caterpillar’s defence system is its hair, which has microscopic barbs that break off easily in the skin of would-be predators. (Photo by Soumyabrata Roy/NurPhoto/Rex Features/Shutterstock)

A woman takes pictures with the Kawazu cherry blossom trees, one of the earliest blooming cherry blossoms in Japan, in Tokyo's Sumida district on March 11, 2024. (Photo by Philip Fong/AFP Photo)

Mae Muller of the United Kingdom performs during dress rehearsals at the Eurovision Song Contest in Liverpool, England, Wednesday, May 10, 2023. (Photo by Martin Meissner/AP Photo)

A girl splashes water over a boy amidst soaring temperatures at the Shati camp for Palestinian refugees in Gaza City on July 17, 2023. (Photo by Mohammed Abed/AFP Photo)

A man wearing a headgear walks along with his child on a street in Banda Aceh on July 25, 2023. (Photo by Chaideer Mahyuddin/AFP Photo)

A couple shelter under an umbrella during a heavy downpour of rain in Belfast, Ireland on Monday, July 31, 2023. (Photo by Liam McBurney/PA Images via Getty Images)