A migrant labourer brushes his teeth in front of a scrapped helicopter model in Mumbai, India, April 13, 2016. (Photo by Danish Siddiqui/Reuters)

Undulatus asperatus (or alternately, asperatus) is a cloud formation, proposed in 2009 as a separate cloud classification by the founder of the Cloud Appreciation Society. If successful it will be the first cloud formation added since cirrus intortus in 1951 to the International Cloud Atlas of the World Meteorological Organization. The name translates approximately as “roughened or agitated waves”.

Salt-resistant plants grow in sand made up of small fish bones on the shore of the Salton Sea before sunrise in an area where a controversial development would create a new town for nearly 40,000 people on the northwest shore of the biggest lake in California, the Salton Sea, on March 21, 2012 south of Mecca, California. (Photo by David McNew/Getty Images)

North Korean soldiers look at South Korea across the Korean Demilitarized Zone (DMZ), on December 22, 2011 in Panmunjom, South Korea. (Photo by Chung Sung-Jun/Getty Images)

Indian groom Prakash Sing (R) and bride Durga Prasad (C) perform marriage rituals at the Lord Shiva temple during the Maha Shivratri festival, in Kolkata, eastern India, 01 March 2022. Maha Shivaratri is celebrated with great devotion and religious fervor by Hindus, in honor of Lord Shiva with ritual bathing of Shivalingams and prayers. Unmarried women observe fast from dawn to dusk and pray to Lord Shiva to give them a good spouse. According to one of the most popular legends, Shivaratri is the wedding day of Lord Shiva and Parvati. (Photo by Piyal Adhikary/EPA/EFE)

A couple wearing protective masks take a picture of a rose on Valentine's Day in Kuala Lumpur, Malaysia on February 14, 2022. (Photo by Hasnoor Hussain/Reuters)

A man walks near a boat which has capsized due to strong winds in Istanbul on November 30, 2021. Strong winds continue to blow across Istanbul where the Bosphorus strait is temporarily closed to boat traffic. Four people were killed and dozens injured on Monday in Istanbul, which was hit by high winds. (Photo by Yasin Akgul/AFP Photo)

Oscar-winning directors Daniel Kwan and Daniel Scheinert, known collectively as the Daniels, march with Writers Guild of America members outside Sunset Bronson Studios and Netflix Studios, after union negotiators called a strike for film and television writers, in Los Angeles, California, U.S., May 3, 2023. (Photo by Mario Anzuoni/Reuters)