A woman walks past a mural amid the outbreak of the coronavirus disease (COVID-19) in Manchester, Britain, January 4, 2021. (Photo by Phil Noble/Reuters)

A mural painted on a fence depicts US President Donald Trump as the Coronavirus in San Francisco, California on April, 01, 2020. All 40 million residents of California were Thursday ordered to stay at home indefinitely in a bid to battle the coronavirus pandemic in the nation's most populous state. (Photo by Josh Edelson/AFP Photo)

Brazil's Kathellen in action with Australia's Alanna Kennedy during the Australia vs Brazil, Group C match at the FIFA Women's World Cup at Stade La Mosson Stadium on June 13th 2019 in Montpellier, France. (Photo by Eric Gaillard/Reuters)

#14 Kathellen of Brazil show her dejection after the 2019 FIFA Women's World Cup France Round Of 16 match between France and Brazil at Stade Oceane on June 23, 2019 in Le Havre, France. (Photo by Yves Herman/Reuters)

A model poses for a picture during the 20th World Bodypainting Festival 2017 on July 28, 2017 in Klagenfurt, Austria. (Photo by Jan Hetfleisch/Getty Images)

Belgian photographer Kurt Stallaert has conceived a series of hyper-realistic images entitled “Bodybuilder’s world”. The personal project suggests an imaginary world with a literal “powerful twist”. (Photo by Kurt Stallaert)

The Y-40 Deep Joy is the worlds deepest pool. Y-40 is projected by Architect Emanuele Boaretto and supported by the “Boaretto Group Hotel and Resort”. The name Y-40 is inspired by mathematical symbols. “Y” is the ordinate axis of the Cartesian system and “–40” means the world's record depth or our pool- that is 40 meters underground. (Photo by Courtesy Y40 Deep Joy)

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)