# US Research Community Alarmed by Proposed Ban on Chinese Student Visas A recently proposed legislative measure aiming to prohibit all Chinese citizens from receiving student visas in the United States has ignited significant outrage among academic and scientific circles. The bill, put forth by West Virginia Republican Riley Moore and presented to Congress on […]

# EPA Revisiting Risk Management Program, Sparking Controversy The U.S. Environmental Protection Agency (EPA) has revealed a reevaluation of the **Risk Management Program (RMP)**, a framework of rules aimed at averting catastrophic industrial chemical events. This review, anticipated to wrap up by the end of the next year, has rekindled a prolonged policy dispute regarding […]

# **The Ecological Consequences of the Kakhovka Dam Collapse: An Unseen Environmental Crisis** The collapse of the Kakhovka dam in the Russian-held territory of southern Ukraine in June 2023 instigated an ecological disaster with enduring repercussions. While the initial consequences of the incident—flooding, displacement of people, and financial losses—have gained significant media coverage, the environmental […]

# A Novel Inorganic Pathway for Oceanic Nitrous Oxide Emissions Identified ## Introduction Nitrous oxide (N₂O) is a significant greenhouse gas and a key factor in ozone layer depletion. Historically, it was thought that marine N₂O emissions predominantly stemmed from biological processes involving bacteria and archaea. Nevertheless, a pioneering study by researchers from Denmark and […]

# **U.S. Scientists Dismissed by Trump Administration Pursued by China and Russia** The United States finds itself in a worldwide struggle for intellectual talent and innovation, and the recent job cuts of scientists from government agencies have sparked worries about national security and economic resilience. Nations such as China and Russia are actively seeking to […]

# Transforming Alkenes: Innovative Skeletal Editing Approaches for Nitrogen Incorporation ## Introduction Compounds containing nitrogen are essential in pharmaceuticals and agrochemicals, with a significant proportion of new drug molecules featuring at least one nitrogen atom. However, the efficient incorporation of nitrogen into intricate molecular structures has remained a persistent hurdle in organic synthesis. Although alkenes […]

# **Jewelry and Tools from the Ancient Iron Age Feature Metal from a Single Meteorite** A recent study has discovered that a pin and three Iron Age bracelets found in southern Poland were made from metal originating from a single meteorite that fell over 2500 years ago. This finding provides valuable insights into the use […]