Robert Duncan poses with his wife, Karen, for New York photographer Iké Udé. Iké Udé/Courtesy of Robert and Karen Duncan hide caption
Photography
Saturday
Friday
Tuesday
Lily Bushelle (right) dressed up as Shirley Chisholm. In 1968, Chisholm became the first African-American woman elected to Congress. Courtesy of Marc Bushelle hide caption
Wednesday
Yes, those are people: A still image from a drone video filmed inside the world's largest cave shows cavers standing beneath one of two large skylights in Vietnam's Hang Son Doong. Ryan Deboodt/Vimeo hide caption
Friday
Planet: bottom of a glass containing half and half, water, food coloring. Moons: bottom of a glass containing coconut milk, water, food coloring. Stars: salt, cinnamon, baking powder, Tums. Navid Baraty hide caption
Wednesday
Meerkat, a live-video streaming app, has been this week's tech media darling. Emily Jan/NPR hide caption
Tuesday
Lily Bushelle, 5, as Toni Morrison. Courtesy of Marc Bushelle hide caption
Friday
Spider Martin's most well-known photograph, Two Minute Warning, shows marchers facing a line of state troopers in Selma moments before police beat the protestors on March 7, 1965. The day became known as Bloody Sunday. Spider Martin/Courtesy Tracy Martin hide caption
Photographer Helped Expose Brutality Of Selma's 'Bloody Sunday'
Saturday
Leonard Nimoy as Mr. Spock in the Star Trek episode "Plato's Stepchildren" in 1968. CBS Photo Archive via Getty Images hide caption
Sunday
BrunchCity's take on Morocco: The markets of Marrakech are cooled by an oasis of the country's famous mint tea. Courtesy of Bea Crespo and Andrea G.Portoles hide caption
Monday
Through a Lens Darkly challenges stereotypical images of African-Americans families and experiences through photography. The document airs on PBS Monday. Lyle Ashton Harris hide caption
'Through A Lens Darkly': Black Photography Fades Up To Joy
Sunday
Yakutsk, Russia is the world's coldest city: average winter temperatures hit -30 degrees. It's also the largest city built on permafrost. Amos Chapple hide caption
Thrilled By Chills? Take A Look At The World's Coldest City
The mother and daughter, displaced from their homes in Sudan, sit beneath a mosquito net while being treated for malnutrition at the Kalma camp in South Darfur. This is a 2005 photo. Lynsey Addario/Courtesy of Penguin Press hide caption
Friday
Gordon Parks wrote in his notes about the photo that "although the Negro woman serves as nurse-maid for the white woman's baby, the two would not be allowed to sit and eat a meal together in any Atlanta restaurant." Gino Domenico/AP hide caption
Monday
Ephraim Benton, a former resident of Tompkins Houses in the Bedford-Stuyvesant section of Brooklyn, is now an actor. Benton started a community-based organization called Beyond Influencing Da Hood, which puts on health fairs, film festivals and various free community events in his old housing project. This photo was taken in front of his old building in Tompkins Houses. Courtesy of Shino Yanagawa hide caption