Phys.org news

Phys.org / Forget flatfooted lumbering T. rex. New research shows it walked on tiptoes

Powerful, fierce and the king of the Cretaceous world, Tyrannosaurus rex was the ultimate apex predator. But it was also surprisingly dainty on its feet, according to new research. Findings published in the journal Royal ...

9 hours ago in Biology
Phys.org / First plesiosaurian fossil discovered in Algeria fills a Cretaceous gap

In a study published in Historical Biology, Dr. Mohammed Naimi and his colleagues report the discovery of the first plesiosaurian remains from Algeria. Additionally, the fossil, dated to the Late Coniacian, is one of only ...

7 hours ago in Biology
Phys.org / Hair-like rhizoids in liverworts transport phosphorus, shedding light on evolution of roots

Liverwort uses hair-like rhizoids to collect phosphorus from its surroundings and deliver it to where it is needed. This Kobe University discovery sheds light on the evolution of one of the most essential features of land ...

2 hours ago in Biology
Phys.org / Ancient diets reveal surprising survival strategies in prehistoric Poland

An international team of archaeologists and scientists has reconstructed the diets of prehistoric communities from north-central Poland, shedding new light on how people adapted to changing environments and shifting social ...

6 hours ago in Other Sciences
Phys.org / 2D memristors could help solve AI's energy problem

New generations of memristors could reliably store information directly within the molecular structures of graphene-like materials. In a new review published in Nanoenergy Advances, Gennady Panin of the Russian Academy of ...

11 hours ago in Nanotechnology
Phys.org / Plants stay neatly patterned as they grow, and PLETHORA proteins may explain why

How do plants achieve their remarkably regular arrangement of leaves and flowers? And why does this pattern remain so stable, even as plants grow and respond to their environment? Researchers at Wageningen University & Research ...

3 hours ago in Biology
Phys.org / ALMA explores giant molecular clouds in nearby galaxy NGC 1387

An international team of astronomers has employed the Atacama Large Millimeter/submillimeter Array (ALMA) to investigate molecular gas in a nearby galaxy known as NGC 1387. Results of the observational campaign, published ...

12 hours ago in Astronomy & Space
Phys.org / Vertebrate paleontology has a numbers problem. Computer vision can help

How many fossils does it take to accurately train an image-based AI algorithm? According to a new study co-authored by Bruce MacFadden, UF Distinguished Professor Emeritus and retired curator of vertebrate paleontology at ...

6 hours ago in Biology
Phys.org / Iron nanoparticle eliminates tuberculosis in mice and may pave the way for new treatments

An iron-based compound encapsulated in lipid nanoparticles completely eliminated tuberculosis in the lungs of mice after 30 days of treatment, according to a study by the Tuberculosis Research Laboratory at the Araraquara ...

6 hours ago in Nanotechnology
Phys.org / Worming out the molecular secrets behind collective behavior

Studying social behavior is crucial for understanding how certain neuromodulatory pathways—like the serotonin pathway, which influences mood and social interactions—are regulated. Kavita Babu, Professor at the Centre ...

6 hours ago in Biology
Phys.org / Farming on the moon or Mars? How recycled sewage could turn regolith into crop soil

Dining on the moon or Mars might seem like a fantasy reserved for science fiction, but researchers are investigating how it could become a reality. Their efforts to recycle plant and human waste into a fertilizer material—turning ...

7 hours ago in Astronomy & Space
Phys.org / Bacterial pathogens build antibiotic-resistant 'bunkers' using filament scaffolds

Researchers have discovered and characterized at the atomic level a mechanism that enables bacterial pathogens—including hospital bacteria Acinetobacter baumannii and Pseudomonas aeruginosa—to assemble antibiotic-resistant ...

6 hours ago in Biology