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Phys.org / Atom-thin electronics withstand space radiation, potentially surviving for centuries in orbit

Atom-thick layers of molybdenum disulfide are ideally suited for radiation-resistant spacecraft electronics, researchers in China have confirmed. In a study published in Nature, Peng Zhou and colleagues at Fudan University ...

1 hour ago in Astronomy & Space
Phys.org / Near-infrared study finds no clear counterpart to mysterious gamma-ray source

Spanish astronomers have conducted a near-infrared study of an ultra-high energy gamma-ray source designated LHAASO J2108+5157. The new study, published February 11 on the arXiv preprint server, tries to unravel the mysterious ...

2 hours ago in Astronomy & Space
Phys.org / The persistence of gravitational wave memory

Neutron stars are ultra-dense remnants of massive stars that collapsed after supernova explosions and are made up mostly of subatomic particles with no electric charge (i.e., neutrons). When two neutron stars collide, they ...

3 hours ago in Astronomy & Space
Phys.org / Quantum entanglement could link distant telescopes for sharper images

To capture higher-definition and sharper images of cosmological objects, astronomers sometimes combine the data collected by several telescopes. This approach, known as long-baseline interferometry, entails comparing the ...

3 hours ago in Physics
Tech Xplore / Humanoid robots that 'catch themselves' instead of falling: What a new walking algorithm changes

While the statement, "Humanoid robots are coming," might cause anxiety for some, for one Georgia Tech research team, working with humanlike robots couldn't be more exciting. The researchers have developed a new "thinking" ...

1 hour ago in Robotics
Phys.org / Phonon lasers unlock ultrabroadband acoustic frequency combs

Acoustic frequency combs organize sound or mechanical vibrations into a series of evenly spaced frequencies, much like the teeth on a comb. They are the acoustic counterparts of optical frequency combs, which consist of equally ...

2 hours ago in Physics
Phys.org / Study identifies oaks, dry duff and debris as top power line failure risks

Wildfires and power outages caused by vegetation near powerlines have contributed to some of the state's most destructive fires.

3 hours ago in Earth
Phys.org / Cleaner fish show intelligence typical of mammals

Researchers at Osaka Metropolitan University in Japan have discovered a previously undiscovered behavior in cleaner wrasse (Labroides dimidiatus). When presented with a mirror, the tiny fish not only recognized themselves, ...

1 hour ago in Biology
Medical Xpress / Gene variants help explain why food allergies run in families

People often remark that allergies run in their family, but the genetic causes have remained unclear. Previous food allergy genetic research has relied upon broad but surface-level methods called genome-wide association studies.

1 hour ago in Genetics
Tech Xplore / We trust AI with life and death decisions, but humans still don't challenge the AI's choices

AI systems already decide how ambulances are routed, how supply chains operate and how autonomous drones plan their missions. Yet when those systems make a risky or counterintuitive choice, humans are often expected to accept ...

2 hours ago in Machine learning & AI
Tech Xplore / 3D vision technology powers factory automation

One night in 2010, Mohit Gupta decided to try something before leaving the lab. Then a Ph.D. student at Carnegie Mellon University, Gupta was in the final days of an internship at a manufacturing company in Boston. He'd spent ...

3 hours ago in Computer Sciences
Phys.org / A hidden step before meiosis could reshape efforts to treat infertility

In human cells, DNA carries chemical or "epigenetic" marks that decide how genes will be used in different tissues. Yet in a group of specialized cells, known as "germ cells," which will later form sperm and eggs, these inherited ...

6 hours ago in Biology