Phys.org news

Phys.org / Monk seal acoustic study quadruples known call types and detects novel communication strategy

New research led by UH Hawaiʻi Institute of Marine Biology (HIMB) Marine Mammal Research Program (MMRP) has drastically increased the understanding of Hawaiian monk seal (Neomonachus schauinslandi) underwater sound production, ...

Nov 11, 2025 in Biology
Phys.org / AI can deliver personalized learning at scale, medical education study shows

A new Dartmouth study finds that artificial intelligence has the potential to deliver educational support that meets the individual needs of large numbers of students. The researchers are the first to report that students ...

Nov 11, 2025 in Other Sciences
Phys.org / Bamboo dishes may leach pesticides and melamine into food

So-called "eco-friendly" bamboo and other bio-based dishes, often marketed as natural and safe alternatives to plastic, may release potentially harmful chemicals into food, according to a new study led by researchers at the ...

Nov 11, 2025 in Chemistry
Phys.org / Destroying crazy ant nest structure makes them vulnerable to pathogens

Invasive tawny crazy ants have been wreaking havoc across the U.S. Gulf Coast from Florida to Texas, disrupting ecosystems and causing headaches for homeowners. Now scientists at The University of Texas at Austin have devised ...

Nov 11, 2025 in Biology
Phys.org / Key 'fingerprint' reveals slowdown of Atlantic Meridional Overturning Circulation

The Atlantic Meridional Overturning Circulation (AMOC), an ocean current system that transports heat from the tropics to the North Atlantic, plays a vital role in regulating the global climate. Most climate models project ...

Nov 11, 2025 in Earth
Phys.org / Non-harmonic two-color femtosecond lasers achieve 1,000-fold enhancement of white-light output in water

Scientists at Japan's Institute for Molecular Science have achieved a 1,000-fold enhancement in white-light generation inside water by using non-harmonic two-color femtosecond laser excitation. This previously unexplored ...

Nov 11, 2025 in Physics
Phys.org / Electric fields steer nanoparticles through a liquid-filled maze, offering improved drug delivery and purification

In the home, the lab and the factory, electric fields control technologies such as Kindle displays, medical diagnostic tests and devices that purify cancer drugs. In an electric field, anything with an electrical charge—from ...

Nov 11, 2025 in Nanotechnology
Phys.org / Polar climate change could amplify global health risks, study warns

Climate change in Earth's polar regions is emerging as an underrecognized driver of global health risks, with consequences reaching far beyond the Arctic and Antarctic, researchers argue.

Nov 11, 2025 in Earth
Phys.org / AI is powering the search for America's critical minerals

They power green energy, enhance defense systems, and drive the future of microelectronics. Known as critical minerals, elements like lithium, cobalt, and nickel are vital to national security and innovation. Yet the U.S. ...

Nov 11, 2025 in Earth
Phys.org / Angstrom-level imaging and 2D surfaces allow real-time tracking and steering of DNA

Pictures of DNA often look very tidy—the strands of the double helix neatly wind around each other, making it seem like studying genetics should be relatively straightforward. In truth, these strands aren't often so perfectly ...

Nov 11, 2025 in Biology
Phys.org / Understanding boulders' influence on snow melt and watersheds could improve northern region climate modeling

Thanks to their use of a unique methodology, a McGill-led research team has obtained new insights into how boulders affect snow melt in mountainous northern environments, with implications for local water resources.

Nov 11, 2025 in Earth
Phys.org / Nanorobots guide stem cells to become bone cells via precise pressure

For the first time, researchers at the Technical University of Munich (TUM) have succeeded in using nanorobots to stimulate stem cells with such precision that they are reliably transformed into bone cells. To achieve this, ...

Nov 11, 2025 in Nanotechnology