Phys.org news

Phys.org / Complex life developed nearly 1 billion years earlier than previously thought, study reveals

Complex life began to develop earlier, and over a longer span of time, than previously believed, a new study has revealed. The research sheds new light on the conditions needed for early organisms to evolve and challenges ...

Dec 3, 2025 in Biology
Phys.org / Self-adapting fiber component tackles heat challenges in high-power fiber lasers

Thulium fiber lasers, operating at a wavelength of 2 micrometers, are valued for applications in medicine, materials processing, and defense. Their longer wavelength makes stray light less damaging compared to the more common ...

Dec 3, 2025 in Physics
Phys.org / Simulations reveal how black holes generate intense light from infalling matter

Surprisingly, some of the universe's brightest objects are black holes. As scorching gas and dust flow around and into a black hole, they glow with fierce intensity across the light spectrum. Now, a team of computational ...

Dec 3, 2025 in Astronomy & Space
Phys.org / The bacteria that won't wake up: NASA discovers new bacteria 'playing dead'

New research conducted on a NASA-discovered bacterium shows the microbe is capable of entering an extreme dormant state, essentially "playing dead" to survive in some of the cleanest environments on Earth.

Dec 3, 2025 in Astronomy & Space
Phys.org / Precise catalyst design boosts hydrogen gas production efficiency and affordability

A recent advance in the science of hydrogen fuel production could enable higher output and more sustainable production of this renewable energy source, researchers with Stockholm's KTH Royal Institute of Technology report.

Dec 3, 2025 in Chemistry
Phys.org / Bumble bees launch a three-stage defensive response when their nest is disturbed

Bumble bees respond to physical disturbance of their nest with a sequence of defensive behaviors that lasts up to 10 minutes, according to a study by Sajedeh Sarlak at the University of Konstanz, Germany, and colleagues.

Dec 3, 2025 in Biology
Phys.org / Deciphering the heavyweights of the tetraquark world

The CMS collaboration reports the first measurement of the quantum properties of a family of tetraquarks that was recently discovered at the LHC.

Dec 3, 2025 in Physics
Phys.org / Astronomers warn satellite growth may contaminate nearly all space telescope data

Light from the half a million satellites that humanity is planning to launch into Earth's orbit in the coming years could contaminate almost all the images taken by space telescopes, NASA astronomers warned Wednesday.

Dec 3, 2025 in Astronomy & Space
Phys.org / X-ray imaging reveals how silicon anodes maintain contact in all-solid-state batteries

All-solid-state batteries (ASSBs) using silicon (Si) anodes are among the most promising candidates for high-energy and long-lasting power sources, particularly for electric vehicles. Si can store more lithium than conventional ...

Dec 3, 2025 in Nanotechnology
Phys.org / Long-standing puzzle in electron scattering deepens with new measurement

Why does lead behave so differently from every other atomic nucleus when struck by electrons? A team of physicists at Johannes Gutenberg University Mainz (JGU) has taken an important step toward answering this question, only ...

Dec 3, 2025 in Physics
Phys.org / Electrical oscillations in microtubules link cytoskeleton to neuronal signaling

Researchers at UT San Antonio have uncovered new details about electrical signals happening within nerve cells, deepening scientists' understanding of the brain.

Dec 3, 2025 in Biology
Phys.org / Pinning down spinless glueballs: New look at hidden structure inside subatomic particles

SUNY Poly Professor of Physics Dr. Amir Fariborz recently published a paper in Physical Review D titled "Spinless glueballs in generalized linear sigma model." The work takes on a central challenge in modern physics: understanding ...

Dec 3, 2025 in Physics