(L-R) Singers Kristal Lyndriette, Ashley Williams, Shyann Roberts, Brienna DeVlugt and Gabby Carreiro of June's Diary attend the 2016 BET Awards at the Microsoft Theater on June 26, 2016 in Los Angeles, California. (Photo by Frederick M. Brown/Getty Images)

Three prostitutes lean out of a window in Santiago, Chile, in an attempt to entice customers inside, circa 1950. (Photo by Three Lions/Getty Images)

A Lion peers out of a window on Fitzwilliam Square, Dublin, Republic of Ireland on October 25, 2022. (Photo by Dara Mac Dónaill/The Irish Times)

Audience members react as American singer-songwriter Taylor Swift gets onstage to receive the Artist of the Year award during 2022 American Music Awards, at the Microsoft Theater in Los Angeles, California, U.S., November 20, 2022. (Photo by Mario Anzuoni/Reuters)

“Unexpected x2 (a.k.a. “how much is that doggie in the window”)”. Taiwan, 2011. (Photo and caption by Asian (Street) Impressions)

People are reflected in a shop window as they walk along a street in a shopping district in Tokyo, Japan June 25, 2015. (Photo by Thomas Peter/Reuters)

A bank employee exits the bank through a window broken by attackers, in Beirut, Lebanon, Wednesday, September 14, 2022. (Photo by Hussein Malla/AP Photo)

Microsoft co-founder Paul Allen has spent the last six years working on a giant aircraft capable of launching rockets to space. Today, his company Stratolaunch Systems literally rolled that plane out of its hangar in the Mojave Desert for the first time ever.