A Pennsylvania resident recently arrived home to find what looked like an unassuming black trash bag in their yard. But the bag moved and lifted its head. Turns out, it was not a bag, but a bald eagle (Haliaeetus leucocephalus). And something was very wrong with her. A state Game Warden brought the eagle to
PhD students at Indonesian universities say that the quality of supervision in the nation is often poor, and that many supervisors engage in inappropriate behaviour.Credit: epsgalery85/Shutterstock When Rully Charitas Prahmana went to the United States as a visiting lecturer, the academic culture shock was extreme. “I was surprised to see an academic supervisor go cycling
Civil-rights activist W. E. B. Du Bois.Credit: Bettmann/Getty The Ends of Race: The Rise and Fall of a Scientific Myth Geoffrey Galt Harpham Princeton University Press (2026) Two stories about the history of science around race emerge from the nineteenth century. Each tugs at our attention in a different way. Humanities scholar Geoffrey Galt Harpham
Zhang, X. et al. Atomic lift-off of epitaxial membranes for cooling-free infrared detection. Nature 641, 98–105 (2025). Article ADS CAS PubMed Google Scholar Zhu, J. et al. Low-thermal-budget synthesis of monolayer molybdenum disulfide for silicon back-end-of-line integration on a 200 mm platform. Nat. Nanotechnol. 18, 456–463 (2023). Article ADS CAS PubMed Google Scholar Hutmacher, F.
North-central Pennsylvania is canyon country with an Appalachian flair. Pine Creek Gorge reaches depths of about 1,500 feet (460 meters) along its gently curving path through the forests of the Allegheny Plateau. Instead of the steep rock walls characteristic of canyons in the desert Southwest, lushly vegetated slopes outline the dramatic topography. In autumn, greens
Explanation: What’s causing this unusually long cloud on Mars? Known as the Arsia Mons Elongated Cloud (AMEC) and first recorded by NASA’s Viking Orbiter 2 in 1977, the strange cloud has been imaged in greater detail more recently by ESA’s robotic Mars Express spacecraft. The featured image is from 2018. The cloud forms only during spring and