Japanese researchers have sparked hopes of finding a cure for human baldness after successfully growing hair on hairless mice by implanting follicles created from stem cells, Agence France Presse reports. A picture taken on April 13, 2012 and released by the Tsuji Lab Research Institute for Science and Technology of the Tokyo University of Science shows a hairless mouse with black hair on its back at the laboratory in Noda, Chiba Prefecture. (Photo by Tokyo University of Science via AFP)

An adult chimp plays with a young chimp at Chimp Haven in Keithville, La., Monday, February 18, 2013. One hundred and eleven chimpanzees will be coming from a south Louisiana laboratory to Chimp Haven, the national sanctuary for chimpanzees retired from federal research. (AP Photo/Gerald Herbert)

Weddell seal numbers in 2025 have declined sharply on Signy Island, part of the South Orkney Islands in the Southern Ocean, where British Antarctic Survey researchers have tracked seal populations for nearly 50 years to understand the impact of melting sea ice. (Photo by Michael Dunn/The Times)

A chicken seller carries his chickens on his head in the market in Peshawar, Pakistan, August 20, 2015. (Photo by Khuram Parvez/Reuters)

A worker unloads fish from a taxi boot at a fish market in Kolkata, India on February 5, 2018. (Photo by Rupak De Chowdhuri/Reuters)

Fishermen carry a tuna fish to the market in Mogadishu, Somalia, April 2, 2025. (Photo by Farah Abdi Warsameh/AP Photo)

A vendor gestures as he arranges watermelons for sale at a market in Colombo on February 17, 2025. (Photo by Ishara S. Kodikara/AFP Photo)

Shetland ponies wearing cardigan sweaters are the official ambassadors of Visit Scotland tourism campaign. Photographer Rob McDougall captured two cute ponies named Fivla and Vitamin dressed in traditional Fair Isle Scottish cardigans to celebrate the Year of Natural Scotland.Their onesies were made out of Shetland wool by a local knitter Doreen Brown. The ponies live at the Thordale Shetland Stud Centre.