A surfer runs down the beach past hundreds of Barbie dolls comprising the sculpture 'Wave 2' by West Australian artist Annette Thas on Tamarama Beach during the 19th annual Sculptures by the Sea exhibition in Sydney, October 23, 2015. Sydney's coastal walk between Bondi and Tamarama has been transformed into a temporary sculpture park featuring over 100 sculptures from Australian and international artists, billed as the largest free sculpture exhibition in the world. (Photo by Jason Reed/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”.

A local boy plays football on Iracema Beach on June 11, 2014 in Fortaleza, Brazil. (Photo by Robert Cianflone/Getty Images)

A member of the Africa Roho Msalaba church throws a 2 month old baby into the air during the “Throwing babies into the air” ritual in Kibera Slum of Nairobi, Kenya on March 10, 2024. The babies of the members of the Africa Roho Msalaba church, who are not taken out of the house until they are 2 months old and are not allowed to be seen by strangers, are introduced to the community by being paraded through the streets with the 'throwing babies in the air' ritual. (Photo by Edwin Ndeke/Anadolu via Getty Images)

An Iraqi man sells dried fish ahead of Eid al-Fitr, which marks the end of the Muslim holy fasting month of Ramadan, in Basra on April 8, 2024. (Photo by Hussein Faleh/AFP Photo)

A man applies colored powder on his friend's face during celebrations marking Holi, the Hindu festival of colors, in Mumbai, India, Tuesday, March 7, 2023. The festival heralds the arrival of spring. (Photo by Rajanish Kakade/AP Photo)

“Strike Through The Mothership”. Every May for the last 3 years I have driven down to Tornado Alley to capture some amazing storms. This supercell held so much promise to drop a tornado but one small shift in the atmosphere and all that it produced was an extreme lightning show. Photo location: Broken Bow, Nebraska. (Photo and caption by Vanessa Neufeld/National Geographic Photo Contest)