Union members protest at Harvard University in May over an increasing number of harassment and discrimination cases. The union began an indefinite strike Tuesday, with one of its key proposals aimed at strengthening protections against harassment and discrimination. Michael Dwyer/AP hide caption
Demonstrators stage a protest on the field at the Yale Bowl disrupting the start of the second half of an NCAA college football game between Harvard and Yale, Saturday in in New Haven, Conn. Jimmy Golen/AP hide caption
Esther Duflo of France waves after receiving the Princess of Asturias award for Social Sciences from Spain's King Felipe VI at a ceremony in Oviedo, northern Spain. She is only the second woman to win the 2019 Nobel Prize in Economic Sciences, sharing it with Abhijit Banarjee and Michael Kremer. Jose Vicente/AP hide caption
All the portraits hanging on the wall inside the Louis Bornstein Family Amphitheater at Brigham and Women's Hospital in Boston on June 12, 2018 were of men, nearly all white. The portraits have since been removed. Pat Greenhouse/Boston Globe via Getty Images hide caption
A Harvard research team's prototype of a portable exosuit is made of cloth components worn at the waist and thighs. A computer that's built into the shorts uses an algorithm that can sense when the user shifts between a walking gait and a running gait. Wyss Institute at Harvard University hide caption
A sample image of "Papa" Renty and his daughter Delia, taken in 1850, are displayed during a press conference announcing a lawsuit against Harvard University on Wednesday in New York City. Kevin Hagen/Getty Images hide caption
Braxton Moral is scheduled to receive a high school diploma from Ulysses High School and a bachelor's degree from Harvard. "It's not as hard as you think; it's just an efficient use of time," he says. Courtesy of Julie Moral hide caption
Harvard University's Bruce Freeman tries to run around a teammate and a Yale player and into the end zone after catching a pass during the final 42 seconds of The Game against Yale University at Harvard Stadium in Boston on Nov. 23, 1968. Boston Globe via Getty Images hide caption
Harvard University is facing legal action over its admissions policies, and the U.S. Department of Justice is supporting the lawsuit's plaintiffs. Darren McCollester/Getty Images hide caption
Jose Javier Santana says this torn and frayed Puerto Rican flag is representative of the state of the island now — eight months after Hurricane Maria hit. Joe Raedle/Getty Images hide caption
A 16-year-old in Louisiana shared his joy over learning he was accepted to Harvard in a viral video, viewed more than 6 million times. Bloomberg via Getty Images hide caption
A tour group in 2012 walks through the campus of Harvard University in Cambridge, Mass. Elise Amendola/AP hide caption
Sonia Vallabh lost her mother to a rare brain disease in 2010, and then learned she had inherited the same genetic mutation. She and her husband, Eric Minikel, went back to school to study the family of illnesses — prion diseases — in the hope of finding a cure for Sonia. Kayana Szymczak for NPR hide caption
Martin Shkreli, seen here leaving court in New York City last June, faced protests and a false fire alarm during an event Wednesday at Harvard. Drew Angerer/Getty Images hide caption