All News

Phys.org / Leaves' pores explain longstanding mystery of uneven tree growth in a carbon-enriched world

The basics of photosynthesis are something that every student learns in school: carbon dioxide, water and light in; oxygen and sugar for growth out. In a world where atmospheric carbon dioxide levels are rising, it is plausible ...

Dec 22, 2025 in Earth
Phys.org / It's been 25 years since America decided to save the Everglades: Where do we stand?

The 20th century was horrible for the Everglades. The broad shallow river, one of the most unique ecosystems on the planet, was labeled wasteland and ruthlessly dammed, carved into parcels, dried out and diverted into near ...

Dec 23, 2025 in Biology
Phys.org / Male bees' food begging behavior traced to a single genetic factor

Is complex social behavior genetically determined? Yes, as a team of biologists from Heinrich Heine University Düsseldorf (HHU) together with colleagues from Bochum and Paris discovered while studying bees.

Dec 22, 2025 in Biology
Phys.org / East Antarctic Ice Sheet's history tells a relevant story for today and beyond

Though ice sheet melting is widely talked of and debated, there is limited knowledge about what happens after the period of melting. Researchers dig into this "after" period and see how it relates to previous patterns.

Dec 22, 2025 in Earth
Phys.org / Smile and the world will trust you: How mimicry shapes first impressions

How does mimicry affect the way we judge other people? Whose behavior do we imitate, and in what situations? It turns out that we are more likely to mimic people who express joy, and we perceive those people as more attractive ...

Dec 22, 2025 in Other Sciences
Tech Xplore / Feral AI gossip with the potential to spread damage and shame will become more frequent, researchers warn

"Feral" gossip spread via AI bots is likely to become more frequent and pervasive, causing reputational damage and shame, humiliation, anxiety, and distress, researchers have warned.

Dec 22, 2025 in Consumer & Gadgets
Tech Xplore / Helping AI agents search to get the best results out of large language models

Whether you're a scientist brainstorming research ideas or a CEO hoping to automate a task in human resources or finance, you'll find that artificial intelligence (AI) tools are becoming the assistants you didn't know you ...

Dec 22, 2025 in Computer Sciences
Tech Xplore / Federal judge halts Texas app store age verification law

A federal judge on Tuesday blocked a Texas law that would have required age verification and parental consent for minors downloading mobile apps, ruling the measure likely violates free speech protections.

Dec 24, 2025 in Business
Medical Xpress / Mental health conditions linked to higher risk of unintentional injury

People with mental health conditions face a significantly higher risk of physical injuries, according to a new University of Michigan study.

Dec 22, 2025 in Psychology & Psychiatry
Medical Xpress / School meals could unlock major gains for human and planetary health

Healthy, sustainable school meals could cut undernourishment, reduce diet-related deaths and significantly lower environmental impacts, according to a new modeling study led by a UCL (University College London) researcher.

Dec 22, 2025 in Health
Medical Xpress / Key phospholipid points to potential treatment for vascular dementia

A possible new treatment for impaired brain blood flow and related dementias is on the horizon. Research by scientists at the University of Vermont Robert Larner, M.D. College of Medicine provides novel insights into the ...

Dec 22, 2025 in Cardiology
Phys.org / Deepest gas hydrate cold seep ever discovered in the Arctic at 3,640 m depth

A multinational scientific team led by UiT has uncovered the deepest known gas hydrate cold seep on the planet. The discovery was made during the Ocean Census Arctic Deep–EXTREME24 expedition and reveals a previously unknown ...

Dec 22, 2025 in Earth