Science

FILE - A vial of testosterone cypionate in Columbus, Ohio, on Jan. 18, 2024. (AP Photo/Carolyn Kaster, File)

FILE - A human brain affected by Alzheimer's disease is displayed at the Museum of Neuroanatomy at the University at Buffalo in Buffalo, N.Y., on Oct. 7, 2003. (AP Photo/David Duprey, File)

This image provided by the European Southern Observatory shows the Beta Pictoris region on March 6, 2014. (ESO/Digitized Sky Survey 2 via AP)

This undated photo taken through a microscope provided by the CDC shows Cyclospora cayetanensis oocysts found in a fresh stool sample which had been prepared with a formalin solution and stained with safranin. (CDC via AP)

Ivan Shostak, right, a blind Ukrainian war veteran touches an injured arm of his comrade during a pottery workshop at a rehabilitation center in Vinnytsia, Ukraine, on May 21, 2026. (AP Photo/Evgeniy Maloletka)

These brain scan images provided by Biogen show how high levels of Alzheimer's-related tau protein, in red, dropped in a recipient of the company's experimental drug diranersen. (Biogen via AP)

This Dec. 2023 photo provided by Pablo de Vicente shows a radio telescope at Yebes Observatory in Yebes, Spain. (Pablo de Vicente via AP)

This image provided by NOIRLab shows stars in the constellation Lupus, as captured by the Vera C. Rubin Observatory. (NSF–DOE Vera C. Rubin Observatory/NOIRLab/SLAC/AURA via AP)

FILE - A chimpanzee (Pan troglodytes) snuggles against his mother in the zoo in Leipzig, central Germany, Aug. 9, 2010. (AP Photo/Jens Meyer, File)

This 2019 image from Angela Lieverse shows the skull of an adult woman who was infected with the plague and was buried in Siberia. (Angela Lieverse via AP)

FILE - A cosmic detector is housed underground at the Jiangmen Underground Neutrino Observatory in Kaiping in southern China's Guangdong province, Oct. 11, 2024. (AP Photo/Ng Han Guan, File)

This image provided by NASA shows four-in-one photos of Mars taken by NASA's Maven spacecraft that's been orbiting the red planet since 2014? Maven is no more, NASA just declared it dead. (NASA via AP)