Afghan women and a boy make their way in Kabul, Afghanistan, Sunday, November 15, 2015. (Photo by Rahmat Gul/AP Photo)

Iraqi workers make traditional sweets, during the Muslim fasting month of Ramadan in Baghdad, June 13, 2016. (Photo by Khalid al Mousily/Reuters)

Children of Indian laborers play on make-shift swings in Amritsar, India, May 12, 2015. (Photo by Narinder Nanu/AFP Photo)

A man makes a mud oven to be used for baking bread at a workshop in Najaf, south of Baghdad, July 23, 2015. (Photo by Alaa Al-Marjani/Reuters)

An ambulance with emergency lights on makes its way through snowfall in Iowa, US on December 21, 2022. (Photo by Joseph Cress/AP Photo)

An airplane passes the moon as it makes its approach to Philadelphia International Airport, Sunday, September 7, 2014, in Philadelphia. (Photo by Matt Rourke/AP Photo)

Tsewang Dolma, 33, a farmer and housewife poses for a photograph in Matho, a village nestled high in the Indian Himalayas, India September 29, 2016. When asked how living in the world's fastest growing major economy had affected life, Dolma replied: “Our culture is spoiled now. We don't wear our traditional dress”. (Photo by Cathal McNaughton/Reuters)

Brain-on-a-chip. Dazzling in green and magenta this image shows the nerve fibres (in green) produced by neural stem cells (in magenta) as they grow on a synthetic gel. Captured by a technique known as confocal microscopy, the image is part of research shedding light on how tinkering with the environment can affect the way in which nerve fibres grow. (Photo by Collin Edington and Iris Lee/Massachusetts Institute of Technology/Wellcome Images)