Why did it literally take centuries for scientists to identify locusts and grasshoppers as the same creatures? Maybe it has something to do with our own sense of self. NPR hide caption
U.S. soldiers direct traffic outside the residence of the Peruvian ambassador to Panama, right rear, in Panama City, on Jan. 9, 1990. In December 1989, President George H.W. Bush sent thousands of troops to Panama to arrest the country's leader Manuel Noriega. John Gaps/AP hide caption
Empire actor Jussie Smollett leaves the Cook County Jail in Chicago Thursday after posting bond. On Friday, the show's producers announced that they would be removing his character from the final episodes of this season. Nuccio DiNuzzo/Getty Images hide caption
New England Patriots owner Robert Kraft is being charged with soliciting prostitution. Mark Humphrey/AP hide caption
Production designer Hannah Beachler was responsible for devising the look of Black Panther, from the waterfall amphitheaters of Wakanda to its high-tech laboratories and aircraft. Marvel Studios hide caption
Special counsel Robert Mueller, who has been investigating Russian interference in the 2016 election, is working on a report of his findings. But what form that will take and how much the public will learn is unclear. Saul Loeb/AFP/Getty Images hide caption
Sen. Estes Kefauver, D-Tenn., (left) and Sen. Everett Dirksen, R-Ill., (second from left) clashed at the reopening of a Senate drug investigation in 1960 over whether witnesses could be forced to reveal "business secrets" while testifying. Bettmann Archive/Getty Images hide caption
Rachel Weisz and Olivia Colman star in The Favourite, one of the films up for best picture at this year's Academy Awards. Yorgos Lanthimos/Twentieth Century Fox hide caption
Queen And Lambert To Rock The Oscars
A Journey Through The Music Of The Oscar-Nominated Film 'Roma'
How Pianist Kris Bowers Found His Inner Virtuoso For Oscar-Nominated 'Green Book'
U.S. soldiers gather for a brief during a combined joint patrol rehearsal in Manbij, Syria, in November. U.S. Army photo by Spc. Zoe Garbarino via AP hide caption
Soldiers stand at the entrance of the Tienditas International bridge that connects Venezuela with Colombia. Rodrigo Abd/AP hide caption
Children line up to enter a tent at the Homestead Temporary Shelter for Unaccompanied Children. Once youth turn 18, they are aged out of the children's shelter and are at risk of being placed in an adult detention facility. Wilfredo Lee/AP hide caption
Migrant Youth Go From A Children's Shelter To Adult Detention On Their 18th Birthday
The icons of YouTube and its parent company Google are pictured on an iPhone. Martin Meissner/AP hide caption
World War II tank gunner Clarence Smoyer poses Wednesday with a Sherman tank near the Charlestown Naval Shipyard in Boston, Wednesday. The 95-year-old veteran was surprised with a ride through the streets of Boston in a the tank. Charles Krupa/AP hide caption
Bill Frisell and Thomas Morgan Monica Frisell/Courtesy of the artist hide caption
Kraft Heinz stock dropped 28 percent Friday after the company announced it was being investigated by the Securities and Exchange Commission. Arnd Wiegmann/Reuters hide caption
Mark Harris, Republican candidate in North Carolina's 9th Congressional race, talks during a recess in testimony during the second day of a North Carolina State Board of Elections hearing. Travis Long/News & Observer / Pool hide caption
An earthquake struck early Friday morning at an intermediate depth of around 82 miles, the USGS said. U.S. Geological Survey hide caption
Pope Francis arrives for the opening of a sexual-abuse prevention summit at the Vatican on Thursday. Vincenzo Pinto/AP hide caption
A man carries South Sudan's national flag at Mangateen Internal Displaced persons center in Juba on November 17, 2018. Sudan's civil war has led to the displacement of millions of people. Akuot Chol/AFP/Getty Images hide caption
Jussie Smollett leaves the Cook County Jail following his release Thursday in Chicago. Smollett was charged with filling a false police report after he said he was attacked by two men who shouted racist and anti-gay slurs. Kamil Krzaczynski/AP hide caption
Jussie Smollett 'Took Advantage Of The Pain And Anger Of Racism,' Police Say
Several U.S. cities have enacted taxes on sweetened drinks to raise money and fight obesity. But the results are mixed on how well they curb consumption. Daniel Acker/Getty Images hide caption
U.S. Soda Taxes Work, Studies Suggest — But Maybe Not As Well As Hoped
One of the first images of a living Wallace's giant bee was captured after a recent rediscovery of the world's largest bee in Indonesia. As this composite image illustrates, the bee is approximately four times larger than a European honeybee. Clay Bolt/claybolt.com hide caption
A 2017 report on military families released Thursday reveals that a huge swath of more than 600,000 spouses of active duty and Reserve servicemembers faced a variety of challenges due to their spouses' service. Paul J. Richards /AFP/Getty Images hide caption
Joaquin "El Chapo" Guzman was extradited to the U.S. in 2017 after two successful escapes from Mexican prisons. On Thursday, the Justice Department announced two of his sons have been indicted on a drug conspiracy charge. Both brothers are believed to be fugitives in Mexico. Eduardo Verdugo/AP hide caption
The Monkees (from left: Micky Dolenz, Davy Jones, Mike Nesmith and Peter Tork) pose in front of a London telephone booth in 1997. Lynne Sladky/AP hide caption
Former campaign adviser for President Trump Roger Stone accompanied by his wife, Nydia Stone, arrive at federal court in Washington, D.C., on Thursday. Jose Luis Magana/AP hide caption
Researcher Michael Black's ashes were wrapped in the Virginia state flag before being dropped into the eye of Hurricane Michael. Black helped pioneer the use of a device dropped into hurricanes to measure wind speed and air pressure. Courtesy NOAA hide caption