Phys.org news

Phys.org / South Pole Telescope analysis releases new catalog of more than 7,000 galaxy clusters

Researchers working with data from the South Pole Telescope have released a major catalog of galaxy clusters, giving scientists a powerful new tool for studying how the universe grew and changed over billions of years. The ...

3 hours ago
Phys.org / AI faces trusted more than faces of real people, warn researchers

Images of faces created by artificial intelligence (AI) are seen as more trustworthy than images of genuine faces, researchers say, warning of the risks of online fraud and other harms. This is the first study to examine ...

4 hours ago
Phys.org / Wolves around the world have evolved different skull shapes—humans are also shaping their evolution

A new international study led by researchers at the University of Oulu, Finland, shows that wolves living in different parts of the world are not anatomically identical. Their skulls differ in shape and size according to ...

4 hours ago
Phys.org / Ancient jaw wound reveals possible violence in Homo sapiens 90,000 years ago

Violence, the care of injured or ill individuals, and funerary behavior are among the most challenging aspects of the human past to reconstruct. A study published in Scientific Reports and led by researchers from the Centro ...

4 hours ago
Phys.org / Bulk ferromagnetic quasicrystals emerge without rapid quenching, unlocking stable magnetic studies

Ferromagnetism has long been studied in a wide range of periodic crystals and amorphous materials. In quasicrystals (QCs), which possess long-range quasiperiodic order and unconventional rotational symmetries, such as 10-fold ...

9 hours ago
Phys.org / EV-SELEX speeds GPCR drug discovery by capturing receptor-bound DNA aptamers

G protein-coupled receptors (GPCRs) are the most abundantly expressed proteins in the human body, regulating diverse physiological processes ranging from pain perception to hormone signaling. Owing to their central roles ...

9 hours ago
Phys.org / Ancient rocks reveal how water reshaped Earth's interior 3.1 billion years ago

Geologists studying some of the planet's oldest volcanic rocks have uncovered new evidence that water was playing a major role in shaping Earth's interior and driving volcanic activity more than 3 billion years ago.

10 hours ago
Phys.org / Raptorial insect forelegs evolved repeatedly but never converged on one winning design

The evolutionary paths that created snatching forelimbs in insects multiple times moved in a similar direction but didn't end at a single solution. Kobe University research is pioneering a study of how organs with similar ...

10 hours ago
Phys.org / Why Europe's trees are dying

In Europe, trees are increasingly dying prematurely. A new study by the Swiss Federal Institute for Forest, Snow and Landscape Research (WSL) on French forests now shows that it is not only drought but also unusually warm ...

4 hours ago
Phys.org / Bacteria discovered with the ability to jettison cells as a survival mechanism

Popular science fiction is no stranger to escape-pod scenarios, typically featuring characters who narrowly avoid their demise by jettisoning from a spaceship—think R2-D2 and C-3PO shooting away from a rebel spaceship in ...

10 hours ago
Phys.org / How proximity steals energy from nanoresonators

Nanomechanical resonators are miniature vibrating structures on chips that oscillate at frequencies ranging from a few kilohertz to gigahertz. They are used as ultrasensitive detectors of mass and force, temperature and pressure, ...

10 hours ago
Phys.org / Watching how molecules change shape in slow motion could inform future molecular machines

Researchers at the Nano Life Science Institute (WPI-NanoLSI) at Kanazawa University, the Institute for Molecular Science and SOKENDAI have uncovered the hidden mechanism behind a molecular switch—a molecule that can change ...

5 hours ago