Phys.org news

Phys.org / Tropical cyclones and the carbon cycle: New insights from a model simulation

For the first time, scientists have resolved extremely intense tropical cyclones and their effect on the ocean carbon cycle in a global Earth system model. Using two category-4 hurricanes in the North Atlantic as examples, ...

Dec 10, 2025 in Earth
Phys.org / Viruses found in carbon-storing wetlands play an active role in shaping ecosystem health

Viruses in wetland soil play a more important role than previously understood and could even be indicators of ecosystem health, according to a new study by researchers from the University of Wisconsin–Madison. Recently ...

Dec 10, 2025 in Biology
Phys.org / Honeybees crowd out bumblebees—even on flower-rich heathlands

When the late summer sun falls over Ireland's Wicklow Mountains, the slopes turn purple with blooming heather. Honeybees are moved to the heathlands for the sought-after heather honey, but their presence affects wild bumblebees.

Dec 10, 2025 in Biology
Phys.org / Hidden gatekeeper of cell death reveals new layer of control

A new Dartmouth study opens new avenues for understanding—and potentially manipulating—how cells decide to live or die.

Dec 10, 2025 in Biology
Phys.org / A new framework addresses fair distribution of emissions

Ten years ago, on 12 December 2015, the Paris Climate Agreement was signed at the UN Climate Conference. In order to limit global warming to well below two degrees, only a certain amount of CO2 may be emitted worldwide. While ...

Dec 10, 2025 in Earth
Phys.org / Sub-Saharan Africa has lost 24% of its biodiversity since pre-industrial times, study finds

Researchers from the School of Animal, Plant and Environmental Sciences (APES) have contributed significantly to a major African-led study revealing that sub-Saharan Africa has already lost 24% of its biodiversity since pre-industrial ...

Dec 10, 2025 in Biology
Phys.org / Modified bacterial transport system imports artificial amino acids for efficient designer protein creation

Researchers from ETH Zurich have succeeded in introducing large quantities of unnatural amino acids into bacteria, enabling the creation of innovative and highly efficient designer proteins. These can be used as more efficient ...

Dec 10, 2025 in Biology
Phys.org / The rhythm of swarms: Tunable particles synchronize movement like living organisms

A collaboration between the University of Konstanz and Forschungszentrum Jülich has achieved the first fully tunable experimental realization of a long predicted "swarmalator" system. The study, published in Nature Communications, ...

Dec 10, 2025 in Physics
Phys.org / Estimating stellar-mass compact object accretion in AGN disks with a new method

A research team from the Yunnan Observatories of the Chinese Academy of Sciences (CAS), in collaboration with other researchers, has developed a new method to estimate how stellar-mass compact objects (COs)—including black ...

Dec 10, 2025 in Astronomy & Space
Phys.org / Satellite tracking helps map massive rupture of 2025 Myanmar earthquake

The March 28, 2025, Myanmar earthquake is giving scientists a rare look into how some of the world's most dangerous fault systems behave, including California's San Andreas Fault. Earthquakes are notoriously messy and complex, ...

Dec 10, 2025 in Earth
Phys.org / How emotions spread online following celebrity suicide news

Reshare cascades on X (formerly Twitter) show how different expressed emotions unfold in the aftermath of celebrity suicides, according to a study published in PLOS One by Ehsan Nouri of the University of Virginia, U.S., ...

Dec 10, 2025 in Other Sciences
Phys.org / Direct observation reveals 'two-in-one' roles of plasma turbulence

Producing fusion energy requires heating plasma to more than one hundred million degrees and confining it stably with strong magnetic fields. However, plasma naturally develops fluctuations known as turbulence, and they carry ...

Dec 10, 2025 in Physics