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Phys.org / Why measuring land-use carbon emissions is so challenging—and how to fix it

A team led by LMU researchers shows why CO₂ fluxes from land use are so difficult to quantify—and how they can be estimated more accurately in the future.

Nov 7, 2025 in Earth
Tech Xplore / Fake or the real thing? How AI can make it harder to trust the pictures we see

A new study has revealed that artificial intelligence can now generate images of real people that are virtually impossible to tell apart from genuine photographs.

Nov 6, 2025 in Consumer & Gadgets
Phys.org / Space dust reveals Arctic ice conditions before satellite imaging

Arctic sea ice has declined by more than 42% since 1979, when regular satellite monitoring began. As the ice grows thinner and recedes, more water is exposed to sunlight. Ice reflects sunlight but dark water absorbs it, advancing ...

Nov 6, 2025 in Earth
Medical Xpress / Physical activity levels linked to risk for digestive system cancers

For digestive system cancers (DSCs), higher physical activity levels are associated with lower risk and mortality, according to a study published online Oct. 30 in JAMA Oncology.

Phys.org / Northern lights may be visible in parts of the US due to solar storms

Solar storms may bring colorful auroras to several northern U.S. states Thursday night.

Nov 6, 2025 in Astronomy & Space
Phys.org / Scientists produce powerhouse pigment behind octopus camouflage

Scientists at UC San Diego have moved one step closer to unlocking a superpower held by some of nature's greatest "masters of disguise." Octopuses, squids, cuttlefish and other animals in the cephalopod family are well known ...

Nov 3, 2025 in Biology
Medical Xpress / Temporal artery ultrasound in the real-time diagnosis of stroke of the eye

For most of us, the phrase "stroke of the eye" sounds like a metaphor. But for UK HealthCare's Jagannadha "Jay" Avasarala, M.D., Ph.D., it's a literal and urgent diagnosis—one that could mean the difference between sight ...

Nov 7, 2025 in Ophthalmology
Phys.org / Not-so-model behavior: Popular software tools may give faulty forecasts

Some of the models used to forecast everything from financial trends to animal populations in an ecosystem are incorrect, according to an Idaho State University statistician.

Nov 6, 2025 in Other Sciences
Medical Xpress / Lung cancer's earliest stages may be driven by inflammation

By creating high-resolution cellular and molecular visual maps of lung cancer before and during development, researchers at The University of Texas MD Anderson Cancer Center have discovered that the earliest stages of lung ...

Nov 6, 2025 in Oncology & Cancer
Phys.org / The presence of reeds on riverbanks could be beneficial for fish

The presence of reeds, an exotic and invasive plant capable of altering the ecological balance in the natural environment, could have positive effects on fish populations in rivers. This is according to a study published ...

Nov 7, 2025 in Biology
Phys.org / Personal resource banks help new math teachers bridge theory and classroom practice

Teacher education often receives criticism for being too theoretical. Many students lack more training in how to teach in practice when they enter schools. They now receive this at the University of Agder (UiA) through Amalie ...

Nov 7, 2025 in Other Sciences
Phys.org / Young water recharges aquifers while old water feeds crops, study finds

Groundwater replenishing beneath temperate farmland fields may come from very recent rainfall, merely one to two weeks old, whereas the water actually taken up by crops is drawn from much older sources.

Nov 3, 2025 in Earth