US President George W. Bush (R) and Russian President Vladimir Putin wave as the two presidents go for a ride in Putin's 1956 Volga before dinner 08 May 2005 at the his residence outside of Moscow. Bush hailed Russia's “bravery and sacrifice” in defeating Nazism, as he met Putin ahead of ceremonies marking the 60th anniversary of the end of World War II. Bush, who the previous day criticized the decades-long Soviet occupation of central Europe, said he was looking forward to the 09 May ceremony on Moscow's Red Square, to be attended by over 50 national leaders. (Photo by Tim Sloan/AFP Photo)

A cat looks on near the Victory Pillar at the ruins of the Serapeum of Alexandria, an ancient Greek temple dating to the Ptolemaic and Roman periods (246 BC – 391 AD) dedicated to the city's protector deity Serapis, in Egypt's northern coastal city of Alexandria on November 24, 2023. The giant Corinthian column, commonly misidentified as “Pompey's Pillar”, is a Roman triumphal column set up in honour of the Roman emperor Diocletian (298–302 AD), and originally supported a colossal porphyry statue of the emperor in armour. (Photo by Amir Makar/AFP Photo)

Police memebers stand guard as a group of women protest in front of the police headquarters after knowing that the body of María Belen Bernal was found murdered in a police officers' school and which main suspect – Bernal's husband police lieutenant German Caceres – is at large, in northern Quito, on October 1st, 2022. According to the prosecutor's office, at least 573 femicides have been registered in Ecuador's population of 17.7 million since 2014. In the first months of 2022 there had been 206 murders of women, according to Geraldine Guerra from the Aldea NGO that tracks femicides in the country. (Photo by Rodrigo Buendia/AFP Photo)

A girl jumps over a campfire while celebrating Ivan Kupala Night, a traditional Slavic holiday not far from Kiev on July 6, 2013. During the celebration, originating in pagan times, people plait wreaths, jump over fires, and swim naked. (Photo by Sergei Supinsky/AFP Photo)

A woman reacts as she receives a dose of the COVISHIELD vaccine against the coronavirus disease (COVID-19), manufactured by Serum Institute of India, at a vaccination centre in Ahmedabad, India, December 27, 2021. (Photo by Amit Dave/Reuters)

Actress Lindsay Lohan and DJ Samantha Ronson attend the Charlotte Ronson Spring 2009 fashion show during Mercedes-Benz Fashion Week at The Promenade in Bryant Park on September 6, 2008 in New York City. (Photo by Stephen Lovekin/Getty Images for IMG)

A boat, center, is surrounded by Japan Cost Guard's patrol boats after some activists descended from the boat on Uotsuri Island, one of the islands of Senkaku in Japanese and Diaoyu in Chinese, in East China Sea Wednesday, Aug. 15, 2012. Regional tensions flared on the emotional anniversary of Japan's World War II surrender as activists from China and South Korea used Wednesday's occasion to press rival territorial claims, prompting 14 arrests by Japanese authorities. The 14 people had traveled by boat from Hong Kong to the disputed islands controlled by Japan but also claimed by China and Taiwan. (Photo by Yomiuri Shimbun/Masataka Morita/AP Photo)

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)