A snowflake rests on black velvet after a snowfall in Knoxville on Tuesday, January 28, 2014. (Photo by Adam Lau/News Sentinel)

Emily Ratajkowski sizzled in a plunging black swimsuit. The model is holidaying in the Adriatic near the Mediterranean Sea in the second decade of July 2025. (Photo by Instagram)

Italian television presenter Diletta Leotta stunned in a bold black dress in the first decade of November 2025. (Photo by @DilettaLeotta/Instagram)

A pair of black-necked stilts fight over their marshland territory in Orlando, Florida in the last decade of July 2024. (Photo by Jake Landing/Solent News)

Black-headed gulls sit on pickets at a riverside in Tokyo, Japan, December 27, 2015. (Photo by Toru Hanai/Reuters)

Japanese researchers have sparked hopes of finding a cure for human baldness after successfully growing hair on hairless mice by implanting follicles created from stem cells, Agence France Presse reports. A picture taken on April 13, 2012 and released by the Tsuji Lab Research Institute for Science and Technology of the Tokyo University of Science shows a hairless mouse with black hair on its back at the laboratory in Noda, Chiba Prefecture. (Photo by Tokyo University of Science via AFP)

Bibi rides her bike on the Playa during the Burning Man 2015 “Carnival of Mirrors” arts and music festival in the Black Rock Desert of Nevada, August 31, 2015. Approximately 70,000 people from all over the world are gathering at the sold-out festival to spend a week in the remote desert to experience art, music and the unique community that develops. (Photo by Jim Urquhart/Reuters)

Vintage wine bottles dated from 1946 lay down in the wine cellar of the Massandra winery near Yalta, 28 March 2014 (Yalta is a resort city on the north coast of the Black Sea in the Autonomous Republic of Crimea, a territory recognized by a majority of countries as part of Ukraine and incorporated by Russia as the Republic of Crimea). Massandra winery has one of the largest wine collections in the world. (Photo by Sergei Ilnitsky/EPA)