Macro or Micro? Scientists’ pictures baffle our sense of scale. It began when Stephen Young, a geography professor at Salem State University in Massachusetts, tricked his biologist colleague Paul Kelly into thinking a satellite image was one of his electron microscope scans. Can you guess whether they are close-up or very far away? (Photo by Paul Kelly)

An aerial view shows a packed parking lot at Citadel Outlets in Commerce, Calif., Thursday, November 28, 2024, as early Black Friday shoppers arrive at the mall. (Photo by Jae C. Hong/AP Photo)

European Space Agency astronaut Tim Peake will return home after a six-month long mission on the International Space Station,on June 18, 2016. Peake was the first British ESA astronaut to visit the ISS and captured hundreds of photographs of the Earth during his mission. Here: “Lots of sun-glint right now during our whole orbit – we haven't seen a sunset for over 3 days”, he wrote. (Photo by Tim Peake/ESA/NASA)

Participants of the annual “SlutWalk” march through the Israeli Mediterranean coastal city of Tel Aviv on May 4, 2018 to protest against rape culture, including sexual assault and harassment directed at women. The campaign, which has gained international notoriety, was inspired by group of Canadian women who launched the protest in 2011 in response to a policeman' s comment that if women want to avoid being attacked they should not dress like sl*ts. (Photo by Jack Guez/AFP Photo)

American singer, songwriter and dancer Britney Spears in the last decade of October 2022 continues to pose nude for her Instagram return. (Photo by britneyspears/Instagram)

The Elterwater quarry in Cumbria, North West England on June 12, 2023 which has now reached a water level that reveals a hidden heart shape in the stone. (Photo by Steven Lomas/Animal News Agency)

A young girl from the Makonde ethnic group wearing earth makeup on her facen, a beauty symbol, carries a baby on her back as she poses for pictures in the community of Marupa, a relocation center for internally displaced families in the Chiure district, on February 23, 2021. Thousands of families from different districts of the Cabo Delgado province who have been displaced have been located by the government in different areas of the province. (Photo by Alfredo Zuniga/AFP Photo)

“7584 Fish”. On a windy day right after a Cyclone passed the far northern Great Barrier Reef i took some friends out to the reef. Never before i saw that many glass fish on this particular coral “bommie”. Just when i setup my camera, this Napoleon Wrasse swam right through the school of fish building a living frame. Photo location: Cairns, Great Barrier Reef, Flynn Reef, Australia. (Photo and caption by Christian Miller/National Geographic Photo Contest)