Reference Terms
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Shear stress
In physics, shear stress is a stress state in which the shape of a material tends to change (usually by "sliding" forces -- torque by transversely-acting forces) without particular volume change.
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Matter & Energy News
October 2, 2025
Oct. 2, 2025 A team in Sweden has unraveled the hidden structure of a promising solar material using machine learning and advanced simulations. Their findings could unlock durable, ultra-efficient solar cells for ...
Oct. 1, 2025 A powerful new AI tool called Diag2Diag is revolutionizing fusion research by filling in missing plasma data with synthetic yet highly detailed information. Developed by Princeton scientists and international collaborators, this system uses sensor ...
Sep. 30, 2025 A new boron-rich compound, manganese diboride, delivers much higher energy density than current solid-rocket materials while remaining stable until intentionally ignited. Its power comes from an unusual, strained atomic structure formed during ...
Sep. 30, 2025 A team of physicists has discovered that virtual charges, which exist only during brief interactions with light, play a critical role in ultrafast material responses. Using attosecond pulses on diamonds, they showed these hidden carriers ...
Sep. 28, 2025 Oil wells often dry up far earlier than predicted, leaving companies baffled about the “missing” reserves. A Penn State team tackled this puzzle by harnessing PSC’s Bridges-2 supercomputer, adding a time dimension and amplitude analysis to ...
Sep. 27, 2025 Researchers have discovered an unusual "quantum echo" in superconducting materials, dubbed the Higgs echo. This phenomenon arises from the interplay between Higgs modes and quasiparticles, producing distinctive signals unlike conventional echoes. By ...
Sep. 26, 2025 Scientists have developed a lens-free mid-infrared camera using a modern twist on pinhole imaging. The system uses nonlinear crystals to convert infrared light into visible, allowing standard sensors to capture sharp, wide-range images without ...
Sep. 26, 2025 Scientists found that biochar doesn’t just capture pollutants, it actively destroys them using direct electron transfer. This newly recognized ability accounts for up to 40% of its cleaning power and remains effective through repeated use. The ...
Sep. 26, 2025 Bio-tar, once seen as a toxic waste, can be transformed into bio-carbon with applications in clean energy and environmental protection. This innovation could reduce emissions, create profits, and solve a major bioenergy industry ...
Sep. 25, 2025 Toxic metals are pushing infrared detector makers into a corner, but NYU Tandon researchers have developed a cleaner solution using colloidal quantum dots. These detectors are made like “inks,” allowing scalable, low-cost production while ...
Sep. 24, 2025 Diamonds hitch a ride to the surface through explosive kimberlite eruptions, powered by volatile-rich magmas. New simulations show that carbon dioxide and water are the secret ingredients that make these eruptions ...
Sep. 22, 2025 Sneezing from cats, dust mites, or mold may one day be preventable with a flip of a switch. Researchers at CU Boulder found that UV222 light can alter allergen proteins, reducing allergic reactions ...
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Oct. 2, 2025 Scientists confirmed that pianists can alter timbre through touch, using advanced sensors to capture micro-movements that shape sound perception. The discovery bridges art and science, promising ...
Oct. 1, 2025 The LUX-ZEPLIN detector is breaking new ground in the hunt for dark matter, setting unprecedented limits on WIMP particles. Its results not only narrow the possibilities for dark matter but also open ...
Sep. 29, 2025 A fresh black hole merger detection has offered the clearest evidence yet for Einstein’s relativity and Hawking’s predictions. Scientists tracked the complete cosmic collision, confirming that ...
Sep. 28, 2025 Researchers have reimagined Heisenberg’s uncertainty principle, engineering a trade-off that allows precise measurement of both position and momentum. Using quantum computing tools like grid states ...
Sep. 28, 2025 Ancient copper smelters may have accidentally set the stage for the Iron Age. At a 3,000-year-old workshop in Georgia, researchers discovered that metalworkers were using iron oxide not to smelt iron ...
Sep. 25, 2025 Physicists are eyeing charged gravitinos—ultra-heavy, stable particles from supergravity theory—as possible Dark Matter candidates. Unlike axions or WIMPs, these particles carry electric charge ...
Sep. 24, 2025 A Hiroshima University team has designed a feasible way to detect the Unruh effect, where acceleration turns quantum vacuum fluctuations into observable particles. By using superconducting Josephson ...
Sep. 23, 2025 Primordial magnetic fields, billions of times weaker than a fridge magnet, may have left lasting imprints on the Universe. Researchers ran over ...
Sep. 22, 2025 Researchers found that ice can trigger stronger chemical reactions than liquid water, dissolving iron minerals in extreme cold. Freeze-thaw cycles amplify the effect, releasing iron into rivers and ...
Sep. 22, 2025 Water, though familiar, still hides astonishing secrets. When squeezed into nanosized channels, it can enter a bizarre “premelting state” that is ...