Phys.org news

Phys.org / New simulation method models antineutrinos emitted from nuclear reactors during fission

Nuclear fission is the most reliable source of antineutrinos, but they are difficult to characterize. A recent study suggests how their emission can be simulated most effectively.

Jan 6, 2025 in Physics
Phys.org / Study: Media coverage of civilian casualties in allied countries boosts support for US involvement

From photographs of decimated buildings to military and civilian casualty counts to narratives of suffering, news media bring information about foreign conflicts to American audiences. But does this coverage actually affect ...

Jan 6, 2025 in Other Sciences
Phys.org / Unlocking plant resilience: Shared genes offer hope for climate-ready crops

A team at the University of Calgary is making scientific advances in understanding plant adaptation, which could ultimately be used to find ways to make agricultural crops more resilient to heat, drought and climate change.

Jan 6, 2025 in Biology
Phys.org / Prime apple growing areas in US face increasing climate risks

Some of the most productive apple regions in America are facing big challenges from a changing climate, according to a Washington State University study.

Jan 6, 2025 in Biology
Phys.org / Too hot to go outside: Female, high-income and older groups most likely to 'order in' during heat waves

City dwellers avoid exposure to extremely hot weather events by 'ordering in' from food delivery services, a new study shows.

Jan 6, 2025 in Earth
Phys.org / Redefining school gun violence: Acoustic sensors find frequent gunfire on school walking routes in Chicago

A new study used acoustic sensors that detect the sound of gunfire to show how often children in one Chicago neighborhood are exposed to gunshots while walking to and from school.

Jan 6, 2025 in Other Sciences
Phys.org / Aerial survey data analysis reveals major changes in Arctic pressure ridges

In the Arctic, the old, multi-year ice is increasingly melting, dramatically reducing the frequency and size of pressure ridges. These ridges are created when ice floes press against each other and become stacked, and are ...

Jan 6, 2025 in Earth
Phys.org / Foldable molecular paths mimic paper folding at nanoscale

The elegant simplicity of folding paper has inspired researchers to explore the possibility of replicating this flexibility at the molecular level. After extensive experimentation, they uncovered foldable molecular paths ...

Jan 6, 2025 in Chemistry
Phys.org / An abundant phytoplankton feeds a global network of marine microbes

One of the hardest-working organisms in the ocean is the tiny, emerald-tinged Prochlorococcus marinus. These single-celled "picoplankton," which are smaller than a human red blood cell, can be found in staggering numbers ...

Jan 6, 2025 in Biology
Phys.org / Complex wind and current patterns fuel equatorial Atlantic's phytoplankton bloom

The ocean is vital for oxygen, food supply, and carbon storage. At its core is phytoplankton—microscopic algae that produce biomass through photosynthesis, using nutrients, CO2, and sunlight.

Jan 6, 2025 in Earth
Phys.org / Membrane anchor suppresses protein aggregation in neurodegenerative diseases, modeling study shows

Protein aggregation is typical of neurodegenerative diseases such as Alzheimer's, Parkinson's and prion diseases such as Creutzfeld-Jakob disease. A research team headed by Professor Jörg Tatzelt from the Department of Biochemistry ...

Jan 6, 2025 in Biology
Phys.org / New research reveals RNA on leaves may impact microbial communities

Biologists at Indiana University Bloomington have shown that the surfaces of plant leaves are coated with a diverse array of RNA molecules. The finding suggests that the RNA present on the leaf surface may play a role in ...

Jan 5, 2025 in Biology