Climate change activist Greta Thunberg reacts during a news conference during COP25 climate summit in Madrid, Spain, December 9, 2019. (Photo by Juan Medina/Reuters)

An aerial photo shows a general view of the Shanghai Synchrotron Radiation Facility, in Shanghai on October 9, 2024. (Photo by Jade Gao/AFP Photo)

Creations by fashion designer Guo Pei, one of China's leading couture artists, are seen on display during the “Guo Pei: Fashioning Imagination” exhibition at the M+ art museum in Hong Kong on September 17, 2024. (Photo by Peter Parks/AFP Photo)

Cosplayers attend Comic-Con International in San Diego, California on July 27, 2024. (Photo by Sandy Huffaker/Reuters)

Participants wear traditional clogs as shepherds lead their sheep through the center of Madrid, October 28, 2012. (Photo by Andres Kudacki/Associated Press)

Paramilitary policemen carry tyres as they take part in a training session in Zhangye, Gansu Province, China, March 1, 2016. (Photo by Reuters/Stringer)

Actors dressed up as zombies walk around while posing for photos with passers-by in New York's Times Square on Friday, October 10, 2014 as a promotion for the season premiere of AMC's “The Walking Dead” this Sunday, October 12, 2014. (Photo by Gordon Donovan)

A model has makeup applied backstage prior to Lebanese designer Zuhair Murad fashion show held during the Haute Couture Fall/Winter 2014-2015 fashion collections in Paris July 10, 2014. (Photo by Philippe Wojazer/Reuters)