Phys.org news

Phys.org / 'Nano-origami' reshapes liquid droplets into six-pointed stars

For the first time, researchers in France and Israel have observed how an emulsified liquid droplet can transform from a hexagon into a six-pointed star shape in response to rising temperature. Publishing their results in ...

22 hours ago in Nanotechnology
Phys.org / What Geminga's 100 TeV cutoff may mean for cosmic-ray acceleration in the Milky Way

For the first time, the Tibet ASγ Experiment has successfully measured magnetohydrodynamic (MHD) turbulence on scales below one parsec (approximately 3.3 light-years) within the gamma-ray halo surrounding the Geminga pulsar ...

13 hours ago in Astronomy & Space
Phys.org / Natural dye produced by Amazonian fungus can be used in cosmetics

Initial tests with a natural dye produced by the Amazonian fungus Talaromyces amestolkiae show that eco-friendly cosmetics, such as face creams, gel sticks, and shampoos, can be developed with antioxidant and antibacterial ...

13 hours ago in Chemistry
Phys.org / Tracing extracellular vesicles' journey from cancer cells to urine

Cancer cell-derived small extracellular vesicles (sEVs) can travel from distant tumors through the bloodstream and kidneys and be excreted into urine, as reported by researchers at Science Tokyo. Using sophisticated molecular ...

13 hours ago in Nanotechnology
Phys.org / One-of-a-kind microscope reveals living cells in unprecedented detail

Stanford researchers have combined two microscopy techniques to create a one-of-a-kind instrument that can show cell structures interacting in real time at an unprecedented 120-nanometer resolution—the highest achieved ...

17 hours ago in Biology
Phys.org / Why conversation is more like a dance than an exchange of words

Think about the last time you told a story to a friend. You probably adjusted it halfway through. You saw their eyebrows lift. You noticed them lean in, or glance away. You clarified a detail. You sped up the ending. That ...

13 hours ago in Other Sciences
Phys.org / From water splitting to H₂O₂: A new method narrows carbon nitride photocatalyst design

Photocatalysis promises an efficient conversion of abundant solar energy into usable chemical energy. Polyheptazine imides have some key structural and functional twists that make them especially interesting for photocatalysis. ...

13 hours ago in Chemistry
Phys.org / Irrigation gaps in weather models could skew air quality forecasts, study finds

Outdoor air pollution is estimated to contribute to more than 100,000 premature deaths in the United States each year, according to the National Weather Service. Accurate air quality forecasts—designed to protect public ...

14 hours ago in Earth
Phys.org / Smarter mangrove protection: Study links a 7.3% area boost to 13.3% resilience gain

A global study of mangroves has found that a modest boost in conserved areas could significantly increase their ability to adapt to the changing climate, including rising sea levels. University of Queensland Ph.D. candidate ...

13 hours ago in Earth
Phys.org / Trapping light on thermal photodetectors shatters speed records

Electrical engineers at Duke University have demonstrated the fastest pyroelectric photodetector to date, which works by absorbing heat generated by incoming light. Capable of capturing light from the entire electromagnetic ...

14 hours ago in Physics
Phys.org / Microbial assembly line makes plastic upcycling programmable

By converting plastic waste into a microbe-friendly food source, scientists have built an upcycling pipeline that turns the waste into a variety of useful products. The findings are detailed in the journal Nature Sustainability.

14 hours ago in Biology
Phys.org / Simulation makes it possible to study movements of cell's largest protein complexes without supercomputers

Large protein machines in the body carry out many of the cell's most essential tasks, from energy production to the regulation of signal transmission. Although they can now be imaged in great detail using cryo-electron microscopy, ...

14 hours ago in Biology