Diversified cropping systems boost nitrogen supply but not soil carbon, study finds
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Updates every hour. Last Updated: 19-Jun-2025 01:10 ET (19-Jun-2025 05:10 GMT/UTC)
Longer, more diverse rotations of crops fertilized with livestock manure have many environmental benefits, but carbon sequestration isn’t one of them, according to a new study led by Iowa State University researchers.
Northern pike are moving through salt water to invade freshwater habitats in Southcentral Alaska, according to a new study. It’s the first known documentation that northern pike are traveling through estuaries, where fresh water from rivers mixes with the ocean, to colonize new territory in North America.
AIP is launching its first annual research agenda as part of a new strategy to explore pressing topics at the nexus of history, policy, and culture. The Institute’s 2025 agenda is the result of a monthslong engagement with stakeholders, including AIP’s 10 Member Societies, and throughout the year, AIP’s expert social scientists, historians, librarians, policy analysts, and archivists will work on projects to identify issues where social science, policy analysis, and historical research could provide useful context as the physical sciences community seeks to engage in positive change in how our science is done and by whom.
An analysis of the nine top players in the U.S. fossil fuel-derived hydrocarbon industries (oil/gas, plastics, and agrichemicals) shows tight linkages across the three different sectors, with news media, other petrochemical industry players, and politicians also frequently tagged, according to a study published January 15, 2025 in the open-access journal PLOS Climate by Alaina Kinol from Northeastern University, United States, and colleagues.
SAN ANTONIO — January 15, 2025 —Southwest Research Institute’s Dr. Lisa Upton has received the 2025 Karen Harvey Prize from the American Astronomical Society’s Solar Physics Division, which recognizes the outstanding contributions made by early career solar scientists. Upton was honored for advancing our understanding of the Sun and exceptional leadership in the solar science community.