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Phys.org / Universal quantum protocol extracts maximum work without knowing a system's state in advance

A new study published in Nature Communications has shown that in the asymptotic limit, extracting the maximum possible work from many copies of a quantum system does not require knowing exactly what state that system is in.

38 minutes ago
Medical Xpress / Sex differences in brain gene activity could explain why some disorders affect men and women differently

The physical differences between men and women are all too obvious, but the biological divide goes right down to the cellular level in the brain, according to a new study published in the journal Science.

38 minutes ago
Tech Xplore / Perovskite solar cells reach 26.61% certified efficiency with cesium-doping strategy

Solar cells, devices that convert sunlight into electricity, are now widely used in many countries. While most existing solar cells are based on silicon, energy engineers have been working on other devices made of so-called ...

38 minutes ago
Phys.org / The moon might be more prone to fires

Engineers love a good practical challenge, especially when it comes to spaceflight. But there's one particular challenge facing the crewed missions of the near future that scares mission planners above almost all others—fire. ...

8 minutes ago
Medical Xpress / Reproductive justice framework is essential to addressing inequities in high-risk pregnancy care, argue researchers

A new commentary in Reproductive Health calls for fetal condition care to be reframed through a reproductive justice (RJ) lens, arguing that systemic inequities, not just medical factors, shape the options available to families. ...

38 minutes ago
Phys.org / Bright quantum light emission achieved at room temperature in 2D semiconductors

A joint research team led by Professor Park Kyoung-Duck and Associate Director Suh Yung Doug of the Center for Multidimensional Carbon Materials within the Institute for Basic Science (IBS) has succeeded in realizing a high-efficiency ...

1 hour ago
Phys.org / Flat optics move toward market with 300-per-second metalens production

A collaborative research group has developed a fully automated roll-to-roll manufacturing platform capable of producing large-area visible metalenses at a rate of 300 units per second, marking a major breakthrough in translating ...

2 hours ago
Medical Xpress / Brain-on-a-chip reveals how Parkinson's proteins weaken the brain's vascular barrier

Scientists looking for the causes of neurodegenerative diseases like Parkinson's and Alzheimer's generally focus on the buildup of aberrant proteins in the brain that impede normal neural connections. But new research from ...

2 hours ago
Phys.org / Saturday Citations: Neuroinflammaging treatment stuns; a hidden magma lake; decoding little red dots

This week in science news: Researchers are calling to exploit sewage waste and manure to break U.S. synthetic fertilizer dependence. Wasps have begun disrupting the 10-million-year mutualism of ants and plants. And scientists ...

1 hour ago
Phys.org / PFAS detected in dolphin milk may pass from mothers to calves

Researchers have found that a group of chemicals known as PFAS can be transferred from mother dolphins to their nursing calves, adding to the evidence that these persistent contaminants can be transferred from mothers to ...

3 hours ago
Phys.org / New research aims to reduce microfiber pollution released from cruise and hotel laundry

Microfiber pollution from large-scale laundry operations is emerging as a significant and largely unseen environmental issue. New research led by the University of Portsmouth is using Cleaner Seas Group's industrial filtration ...

1 hour ago
Phys.org / Earth's tectonic elevator hauls ancient buried microbes back to the seafloor to revive and spread

In subduction zones, the sites of the world's largest earthquakes, tectonic activity may generate a "pump" that transports long-buried subseafloor microbes back toward the seafloor, according to research presented at the ...

3 hours ago