US Navy personnel walk on the flight deck aboard the USS Nimitz (CVN-68) aircraft carrier during its port visit to Busan on March 28, 2023. (Photo by Anthony Wallace/AFP Photo)
A charred deer figure stands in the ruins of a devastated home, as the Eaton Fire continues, in Altadena, California, on January 14, 2025. (Photo by Shannon Stapleton/Reuters)
Entitled Feasting at Sunset, this photo of a Brandt’s cormorant among pilchards was the winner of the Birds in the Environment category in the 2025 Bird Photographer of the Year competition. (Photo by Franco Banfi/The Guardian)
A donkey savors warming temperatures after a long winter at the zoo in Warsaw, Poland, on Wednesday, April 8, 2015. (Photo by Czarek Sokolowski/AP Photo)
Gallium is a chemical element with symbol Ga and atomic number 31. Elemental gallium does not occur in nature, but as the gallium(III) compounds in trace amounts in bauxite and zinc ores. A soft silvery metallic poor metal, elemental gallium is a brittle solid at low temperatures.
The First U.S. Spacewalk – Gemini 4 Ed White made the United States' first spacewalk on June 3, 1965 during the Gemini 4 mission. The extra-vehicular activity (EVA) started at 19:45 UT (3:45 p.m. EDT) on the third orbit when White opened his hatch and used the hand-held manuevering oxygen-jet gun to push himself out of the capsule. (Photo by NASA)