Phys.org news

Phys.org / NASA-JAXA XRISM finds elemental bounty in supernova remnant

For the first time, scientists have made a clear X-ray detection of chlorine and potassium in the wreckage of a star using data from the Japan-led XRISM (X-ray Imaging and Spectroscopy Mission) spacecraft.

Dec 8, 2025 in Astronomy & Space
Phys.org / Axolotls regenerate functional thymus after complete removal

The axolotl, a type of salamander that stays in the tadpole form throughout its life, is a master of regeneration. Axolotls have been observed to regrow several body parts, including limbs, eyes, and even parts of their brains.

Dec 8, 2025 in Biology
Phys.org / Quantifying unknown quantum states: Study explores effectiveness of existing methods

Reliably quantifying and characterizing the quantum states of various systems is highly advantageous for both quantum physics research and the development of quantum technologies. Quantifying these states typically entails ...

Dec 8, 2025 in Physics
Phys.org / Implantable sensor uses engineered bacteria for wireless molecular tracking

Scientists from Turkey have designed a next-generation implantable biosensor using genetically engineered E. coli for molecular-level monitoring within the body that runs on its own, wirelessly, with no external batteries ...

Dec 8, 2025 in Biology
Phys.org / First Andean trophy head with cleft lip/palate identified from southern Peru

In a recent study, Dr. Beth Scaffidi analyzed the images of a unique trophy head from southern Peru. The study diagnosed the individual as having had a cleft lip/palate (CLP), making him the first case of an Andean trophy ...

Dec 8, 2025 in Other Sciences
Phys.org / Peculiar supernova SN 2021ukt transitions from Type IIn to Type Ib

Astronomers from the University of California (UC), Berkeley and elsewhere have performed spectroscopic and photometric study of a peculiar supernova designated SN 2021ukt, which underwent a transition from Type IIn to Type ...

Dec 8, 2025 in Astronomy & Space
Phys.org / Archaeologists use lasers to locate ancient settlements and artifacts on Greek Islands

A group of scientists are studying the Cyclades, an island group in Greece's Aegean Sea, looking for signs of early human activity. They are using technology such as laser scanning and magnetometry, which may be more effective ...

Dec 8, 2025 in Other Sciences
Phys.org / How microtubules take part in cellular signal processing

Microtubules perform an active role in communication within the cell by transmitting received signals to the cell's functional units. Researchers at the Paul Scherrer Institute PSI and the Department of Biomedicine at the ...

Dec 8, 2025 in Biology
Phys.org / Engineering analysis of Thrinaxodon fossils uncovers unexpectedly advanced hearing in early mammal kin

One of the most important steps in the evolution of modern mammals was the development of highly sensitive hearing. The middle ear of mammals, with an eardrum and several small bones, allows us to hear a broad range of frequencies ...

Dec 8, 2025 in Biology
Phys.org / Olfaction written in bones: New insights into the evolution of the sense of smell in mammals

The sense of smell is vital for animals, as it helps them find food, protect themselves from predators and interact socially. An international research team led by Dr. Quentin Martinez and Dr. Eli Amson from the State Museum ...

Dec 8, 2025 in Biology
Phys.org / NYC congestion pricing cuts air pollution by 22% in Manhattan, study finds

Since New York City introduced congestion pricing in January 2025, the state has heralded significant reductions in traffic and rush hour delays, fewer crashes and noise complaints, and toll revenue projected to hit $500 ...

Dec 8, 2025 in Earth
Phys.org / Expanding the search for quantum-ready 2D materials

Quantum technologies from ultrasensitive sensors to next-generation information processors depend on the ability of quantum bits, or qubits, to maintain their delicate quantum states for a sufficiently long time to be useful.

Dec 8, 2025 in Physics