共找到 20 条结果
Physicists are rethinking one of quantum mechanics’ biggest puzzles: how fuzzy possibilities become definite reality。 New research suggests that spontaneous “collapse” processes—possibly linked to gravity—could subtly blur time itself。 This wouldn’t affect clocks we use today, but it reveals a hidden limit to how precise time can ever be
Reddit REALLY wants you to use its app
Scientists have uncovered the true boundary of the Milky Way’s star-forming region using stellar “age mapping。” They found a telltale U-shaped pattern showing that star formation drops sharply around 35,000–40,000 light-years from the center。 Beyond that, stars are mostly migrants, slowly drifting outward rather than forming in place
Researchers have, for the first time, directly visualized how electronic patterns known as charge density waves evolve across a phase transition。 Using cutting-edge microscopy, they found these patterns form unevenly, breaking into patches influenced by tiny structural distortions。 Unexpectedly, small pockets of order persist even above the transit
A breakthrough in brain-inspired computing could make today’s energy-hungry AI systems far more efficient。 Researchers have engineered a new nanoelectronic device using a modified form of hafnium oxide that mimics how neurons process and store information at the same time。 Unlike conventional chips that waste energy moving data back and forth, this
Scientists have created tiny “optical tornadoes” — swirling beams of light that twist like miniature whirlwinds — using a surprisingly simple setup based on liquid crystals。 Instead of relying on complex nanotechnology, the team used self-organizing structures called torons to trap and manipulate light, causing it to spiral and rotate in intricate
Scientists have discovered unexpected water-ice clouds on a distant, Jupiter-like exoplanet, challenging current atmospheric models。 By directly imaging Epsilon Indi Ab with the James Webb Space Telescope, they found less ammonia than expected—likely hidden by thick, patchy clouds。 The finding reveals new layers of complexity in giant planets and s
Deep inside planets like Uranus and Neptune, scientists may have uncovered a bizarre new state of matter where atoms behave in unexpected ways。 Advanced simulations suggest that carbon and hydrogen, under crushing pressures and scorching temperatures, can form a strange hybrid phase—part solid, part fluid—where hydrogen atoms spiral through a rigid
A major physics experiment has uncovered evidence for a strange new form of matter, where a fleeting particle gets trapped inside a nucleus。 This exotic state may reveal how mass is generated, suggesting that particles can weigh less when surrounded by dense nuclear matter。 The findings support long-standing theories about how the vacuum of space i
A team at King’s College London has created a powerful new aluminum compound capable of doing the work of expensive rare metals。 Its unique triangular structure gives it remarkable stability and reactivity, allowing it to drive chemical reactions in ways never seen before。 The discovery could lead to greener and far more affordable industrial proce
Curiosity has detected a surprising variety of organic molecules on Mars, including compounds tied to the chemistry of life。 Some of these molecules may be billions of years old, preserved in ancient clay-rich rocks that once held water。 One standout find resembles building blocks of DNA, raising exciting questions about Mars’ past
Scientists are grappling with a cosmic mystery: why does the Universe behave differently on massive scales compared to our own solar system。 While distant galaxies reveal clear signs of something bending the rules of gravity—often attributed to dark energy or a hidden “fifth force”—everything nearby seems to follow Einstein’s playbook perfectly
For decades, relaxor ferroelectrics have powered everything from medical ultrasounds to sonar systems, yet their inner atomic structure remained a mystery—until now。 Researchers have finally mapped their three-dimensional structure in unprecedented detail, uncovering hidden patterns in how electric charges are arranged at the nanoscale。 The breakth
Quantum physics once shocked scientists by revealing that particles can behave like waves—and now, that strange behavior has been pushed even further。 For the first time, researchers have observed wave-like interference in positronium, an exotic “atom” made of an electron and its antimatter partner, a positron。 This breakthrough not only strengthen
Google's smart home ecosystem is getting its biggest update since the AI-fueled 2025 revamp
The Dutch road authority will ask other EU regulators to approve the driver assist
Intentional errors can be useful
Fixed Rate Link being added now; Display Stream Compression coming soon
The retracted study on ChatGPT in education was already cited hundreds of times
"To be clear: Notepad++ has never released a macOS version