Members of the Pussyfooters dance at the Krewe of Cleopatra Mardi Gras parade in New Orleans, Friday, February 2, 2018. Mardi Gras season is kicking into high gear with a slew of major parades throughout New Orleans. Although Carnival season officially began Jan. 6, the festivities really kick into high gear the two weekends ahead of Fat Tuesday. This year Fat Tuesday is Feb. 13. (Photo by Gerald Herbert/AP Photo)

A black golden shaded British Shorthair cat is admired by visitors as he is carried at the Cat Extravaganza event at Olympia in London, Sunday, February 18, 2024. Loving Cats Worldwide brought its Cat Extravaganza and Rescue Awareness Event to London, where visitors could learn all about this intelligent species by observing the show's five judging rings. Plus, meet with local rescues and charities, as well as hear educational anecdotes about different cat breeds. (Photo by Kirsty Wigglesworth/AP Photo)

President Barack Obama with does the tango with a dancer during the State Dinner at the Centro Cultural Kirchner, Wednesday, March 23, 2016, in Buenos Aires, Argentina. (Photo by Pablo Martinez Monsivais/AP Photo)

Google's vice president Alan Eustace looks out of his spacesuit into the stratosphere prior to a record-breaking skydive over New Mexico, in this still image taken from video October 24, 2014, a handout courtesy of the Paragon Space Development Corporation. Eustace was lifted up 135,890 ft (41,420 metres) by an enormous balloon while wearing a specially designed pressurized space suit, the Paragon Space Development Corporation said. Eustace remained in a free fall for approximately 4.5 minutes before landing safely nearly 70 miles (43.4 kms) from his launch point, setting a world record for the highest skydive and breaking the sound barrier in the process. Eustace landed safely on the ground just 15 minutes after he was lifted into the air. (Photo by Reuters/Paragon Space Development Corporation)

Model Yasmine Petty arrives on the Life Ball plane on May 15, 2015 in Vienna, Austria. The Life Ball, an annual charity ball raising funds for HIV & AIDS projects, will take place on May 16, 2015 at the city hall in Vienna. (Photo by Monika Fellner/Getty Images)

Mr. Zhong Hua, of Johns Hopkins University School of Medicine, took this image of the peripheral nerves (those outside of the brain) in an 11.5-day-old mouse embryo, magnified five times. (Photo by Zhong Hua)

A woman whose livelihood depends on selling recyclable wastes collects trash from a dumping site while surrounded by Marabou storks on the outskirts of Uganda's capital Kampala March 31, 2015. (Photo by James Akena/Reuters)

A woman is consoled by her relative as she mourns after seeing her house getting burned during a fire that broke out in one of the houses and got spread in more adjoining houses, in a residential locality in Srinagar, November 21, 2016. (Photo by Danish Ismail/Reuters)