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)

A child dressed as a cat takes part in the Children's Halloween day parade at Washington Square Park in the Manhattan borough of New York October 31, 2015. (Photo by Carlo Allegri/Reuters)

American rapper Amala Ratna Zandile Dlamini, known professionally as Doja Cat, says “alright” before declaring she's quitting music in the last decade of March 2022. (Photo by dojacat/Instagram)

American rapper Amala Ratna Zandile Dlamini, known professionally as Doja Cat attends the 64th Annual GRAMMY Awards at MGM Grand Garden Arena on April 03, 2022 in Las Vegas, Nevada. (Photo by Maria Alejandra Cardona/Reuters)

Pusha the cat, which adopted four bereaved baby squirrels and currently feeds and lives with them, lies at a local park of miniatures in Bakhchisaray, Crimea on April 25, 2019. (Photo by Alexey Pavlishak/Reuters)

Trialist Pavel Prikhodko attempts to pull an An-2 plane as a cat walks nearby during a charity event near the village of Tatarka in Stavropol Region, Russia on December 27, 2020. (Photo by Eduard Korniyenko/Reuters)

American singer Amala Ratna Zandile Dlamini, known professionally as Doja Cat attends the 63rd Annual GRAMMY Awards at Los Angeles Convention Center on March 14, 2021 in Los Angeles, California. (Photo by Kevin Mazur/Getty Images for The Recording Academy)

Hucul horses play in the wild meadows and forests near Odrzychowa in southeastern Poland on October 18, 2014. Huculs, a primitive breed of horse, escaped total extinction due to the efforts of scientists and Polish farmers. (Photo by Janek Skarzynski/AFP Photo)