Dallas-area resident James Faulk turned his yard into an Ebola treatment center for Halloween. But he has a serious side: His Twitter account raises funds for Doctors Without Borders, a group active in the fight against the virus. Tom Pennington/Getty Images hide caption

itoggle caption Tom Pennington/Getty Images

After a hard day of bruising battle, ancient gladiators reached for a post-workout drink, according to an ancient account. New research backs that up. Stefano Bianchetti/Corbis hide caption

itoggle caption Stefano Bianchetti/Corbis

Scene still from Bert Williams Lime Kiln Field Day Project. Bert Williams, Walker Thompson (standing center), John Wesley Jenkins (seated right). In a concession to white audiences, Williams, the lead, wore blackface, but the other black characters did not. Museum of Modern Art hide caption

itoggle caption Museum of Modern Art

The site at Gobekli Tepe, or "Potbelly Hill," on the Urfa plain in southeastern Turkey is believed by some to be the world's first place of worship. This would upend the conventional thought that religion developed as a byproduct of human settlements. Vincent J. Musi/National Geographic Society/Corbis hide caption

itoggle caption Vincent J. Musi/National Geographic Society/Corbis

Paul Wong (Harry Shum, Jr.) leads the Green Dragons, a young, Asian-American gang that trafficked Chinese immigrants into the U.S. with help from the so-called "Snakehead Mama" (Eugenia Yuan). Courtesy of A24 Films hide caption

itoggle caption Courtesy of A24 Films