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Phys.org / Why California's milk cartons may lose their coveted recycling symbol

California milk cartons may lose their coveted recycling symbol, the one with the chasing arrows, potentially threatening the existence of the ubiquitous beverage containers.

Dec 24, 2025 in Earth
Phys.org / Southern California braces for devastating Christmas storm

Flash flood warnings were in effect in Los Angeles and most of southern California on Wednesday as one of the worst Christmas storms in recent memory brought heavy rain and fears of deadly mudslides.

Dec 24, 2025 in Earth
Phys.org / Maryland climate commission calls for state action amid budget pressure

The Maryland Commission on Climate Change released its 2025 annual report on Dec. 23, offering a new set of recommendations aimed at helping the state meet aggressive greenhouse gas reduction goals while preparing communities ...

Dec 24, 2025 in Earth
Phys.org / Men embodying women in VR report strong emotional reactions to verbal harassment

Unfortunately, many women and girls know all too well what it means to be victims of verbal harassment. They are familiar with its emotional and psychological impact. What about men? What would they feel if they were in the ...

Dec 29, 2025 in Other Sciences
Medical Xpress / Air pollution during pregnancy shows varying effects by region

In the journal JAMA Network Open, ECHO Cohort Consortium researchers reported a negative association between weekly prenatal exposure to fine particulate air pollution and birth weight.

Dec 29, 2025 in Obstetrics & gynaecology
Phys.org / Ancient bone arrow points reveal organized craft production in prehistoric Argentina

For decades, research and understanding of the diverse bone raw material used by the Late Prehispanic Period (~1220 to 330 cal BP) people of the Sierras de Córdoba were scarce. However, Dr. Matías Medina and his colleagues, ...

Dec 28, 2025 in Other Sciences
Medical Xpress / New sprayable powder forms instant gel barrier to stop severe bleeding in seconds

The leading cause of death due to injuries in war is excessive bleeding. A KAIST research team, in which an Army Major participated, has tackled this issue head-on. By developing a next-generation powder-type hemostatic agent ...

Dec 29, 2025 in Health
Phys.org / Josephson junction behavior observed with only one superconductor and iron barrier

Separate two superconductors with a thin layer of material and something strange happens.

Dec 29, 2025 in Physics
Phys.org / Genetic study reveals two killer whale ecotypes near Hokkaido waters

The species Orcinus orca, generally known as orcas or killer whales, is made up of many genetically distinct populations called ecotypes. Each ecotype indicates an ecological specialization with its own ecological and phylogenetic ...

Dec 29, 2025 in Biology
Medical Xpress / New antivirals are being tested for herpesviruses, and scientists now know how they work

Harvard Medical School researchers have uncovered crucial insights into how an emerging class of antiviral drugs works.

Dec 29, 2025 in Medications
Medical Xpress / Naturally occurring molecule shown to restore memory function in Alzheimer's models

Singapore has one of the highest life expectancies in the world, yet many individuals spend almost a decade in poor health toward the end of life. Scientists from the Yong Loo Lin School of Medicine, National University of ...

Dec 29, 2025 in Medical research
Phys.org / Ancient microfossils reveal a moving North Pacific Ocean 5 million years ago

A research team led by scientists at Kumamoto University has discovered a new genus of microscopic crustaceans from northern Japan, offering rare insights into how ocean currents in the North Pacific shifted during a key ...

Dec 29, 2025 in Biology