Detail of a photo of Selena fan Olivia Leak, shown holding a poster of the pop star at a memorial held in Los Angeles on April 2, 1995, two days after Selena's murder in Corpus Christi, Texas.
Jeff Haynes/AFP via Getty Images
Zara Rutherford, 19, carries the Belgian and British flags on the tarmac after landing her Shark ultralight plane at the Kortrijk airport in Belgium, on Thursday at the completion of a record-breaking solo circumnavigation.
Geert Vanden Wijngaert/AP
Humpback whales, working in teams, circle herring with disorienting curtains of bubbles off Alaska's coast, then shoot up from below with their mouths open. This innovation developed among unrelated groups of humpbacks but is now a widely adopted practice.
Brian Skerry/National Geographic