In this November 20, 2017 photo, Indian kushti wrestlers fight in the ring, during their daily training at an akhada, a kind of wrestling hostel at Sabzi Mandi, in New Delhi, India. Like many traditions in rapidly modernizing India, kushti wrestling faces the threat of being left behind. But for many poor families, the ancient sport provides a glimmer of hope. (Photo by Dar Yasin/AP Photo)

A woman squeezes between two public buses in downtown Lima, March 17, 2014. Bogota and two other Latin American capitals – Mexico City, and Lima in Peru – were named as the three capitals with the least safe transport systems for women in the Thomson Reuters Foundation poll of more than 6,550 women and gender and city planning experts. Women in Latin America say they face a wide range of daily threats on public transport, and not enough is done to ensure their safety. (Photo by Enrique Castro-Mendivil/Reuters)

A vendor stands in a flooded flower market following heavy monsoon rains in Mumbai on September 23, 2020. (Photo by Sujit Jaiswal/AFP Photo)

A police officer stands guard out of a venue where farmer leaders meet with government representatives in New Delhi, India, December 5, 2020. (Photo by Adnan Abidi/Reuters)

A motorcyclist, Helton Garcia dressed as Santa Claus, rides his motorcycle before handing out gifts to children in a rural school in Santo Antonio do Descoberto, state of Goias, Brazil on December 10, 2023. (Photo by Adriano Machado/Reuters)

Men play cricket in Kabul, Afghanistan, 16 September 2021. A humanitarian crisis and alleged widespread human rights violations are among the top challenges Afghanistan faces a month after the Taliban's lightning-fast capture of Kabul. The economic crisis threatened to push 97 percent of the 40 million people into poverty by mid-2022, the United Nations has warned. (Photo by EPA/EFE/Stringer)

Imagine living in the sea where it is permanently dark, cold, and food is hard to find. For many animals at depth, it may be weeks to months between meals. If you find something to eat, you have to hang on to it. This is why so many deep-sea fishes have lots of big teeth. This dragonfish, spotted off the coast of Australia, even has teeth on its tongue. They would be terrifying animals ... if they weren’t the size of a banana. (Photo by Julian Finn/Museum Victoria)

Two years ago, Mark Rober was an engineer at NASA’s Jet Propulsion Laboratory in Pasadena, California, part of a team that worked on the Curiosity rover. For Halloween, he strapped an iPad to his chest and another to his back. Then he turned them on and used the devices’ cameras and screens to make it appear as if he had a gaping hole in the middle of his torso. (Photo By Mark Rober)