Differentiating right- and left-handed particles using the force exerted by light
Researchers investigated the polarization-dependence of the force exerted by circularly polarized light (CPL) by performing optical trapping of chiral nanoparticles. They found that left- and right-handed CPL exerted different strengths of the optica.....»»
Archaeologists find ancient cheese makers used tree leaves to boost milk production
A study published in Nature Ecology and Evolution sheds light on the innovative practices of Central Europe's early cheese makers......»»
Self-organization of living matter into complex structures: How light pattern impacts aggregation of active filaments
When active filaments are exposed to localized illumination, they accumulate into stable structures along the boundaries of the illuminated area. Based on this fact, researchers at the Max Planck Institute for Dynamics and Self-Organization (MPI-DS).....»»
Trump tariffs will raise prices, but Apple has set the table to avoid the worst of it
Proposed tariffs under the Trump administration could trigger considerable price increases for consumer electronics in the United States, though Apple may be able to weather the storm.Apple CEO Tim Cook [left] with Donald Trump [right]During his firs.....»»
Astronomers investigate long-term variability of blazar AO 0235+164
Astronomers have performed a comprehensive multiwavelength study of an extremely variable blazar known as AO 0235+164. Results of the new study, published Nov. 3 on the preprint server arXiv, shed more light on the long-term variability and behavior.....»»
AI-enhanced model could improve space weather forecasting
"Killer electrons" that travel at nearly light speed inside Earth's Van Allen belts—the zone that surrounds the planet and traps energetic charged particles—pose a major threat to equipment in space by causing malfunctions in electronics......»»
LED light strategy deters Great White shark attacks
Surfers could be protected from future shark attacks following new discoveries about how to trick sharks' visual systems made by Professor Nathan Hart, head of Macquarie University's Neurobiology Lab, Dr. Laura Ryan and colleagues......»»
Hypercarnivores study reveals unique adaptations of jaw function and tooth wear
A new study led by Dr. Jack Tseng, published in PeerJ, has shed light on the intricate relationship between tooth wear and jaw mechanics in highly carnivorous mammals, known as hypercarnivores......»»
Apple execs address Mac mini"s hidden power button in 2024 redesign
Apple's 2024 Mac mini stashes the power button underneath, a bold move that executives say aligns with user habits, even if it's left some fans scratching their heads.The new 2024 Mac mini. Image credit: AppleThe company's latest Mac mini is signific.....»»
Trump tariffs will raise prices, but Apple could avoid harsher taxes
Proposed tariffs under the Trump administration could trigger considerable price increases for consumer electronics in the United States, though Apple may be able to weather the storm.Apple CEO Tim Cook [left] with Donald Trump [right]During his firs.....»»
What oxygen levels in the Tijuana River estuary tell us about the impacts of the sewage crisis
Researchers Jeff Crooks and Stephany Garcia checked the minnow traps left at the murky mouth of the Tijuana River on a sunny October morning......»»
Pakistan"s record smog triggers anguish and anxiety
On the streets of Pakistan's second biggest city, smog stings eyes and burns throats. Inside homes, few people can afford air purifiers to limit the damage of toxic particles that seep through doors and windows......»»
Laser spectroscopy study explores nuclear structure of fermium and nobelium isotopes
University of Liverpool researchers are part of an international research collaboration that has shed light on what happens at the extremes of neutron and proton numbers, in search of where the periodic table of chemical elements ends......»»
Hubble captures barred spiral galaxy NGC 1672
This NASA/ESA Hubble Space Telescope image features NGC 1672, a barred spiral galaxy located 49 million light-years from Earth in the constellation Dorado. This galaxy is a multi-talented light show, showing off an impressive array of different celes.....»»
Saturday Citations: Color vision created demand for colorful animals; observing black hole light echoes; deadlines!
This week, researchers hypothesized that human culture is distinguished from cultures of other species like whales by unique open-endedness—the ability to communicate and understand an infinite number of possibilities. An ancient unicellular organi.....»»
Improving pulse flours for consumer use: Using synchrotron light to determine optimal particle size for milling
Chickpeas, lentils, beans and peas are a fast-growing food market, with new uses going well beyond bean salads and hummus—think brownies, vegan meats, and salad dressing. Researchers like Chitra Sivakumar are working to drive dining innovation by s.....»»
Man sick of crashes sues Intel for allegedly hiding CPU defects
Intel’s faulty 13th- and 14th-gen CPUs trigger lawsuit out for blood. One frustrated customer wants to force Intel to pay untold millions in damages, claiming the company decept.....»»
How to fix iPhone Notes disappearing after iCloud terms & conditions update
When iPhone users accepted new iCloud terms, some were shocked to see all their Notes disappear from the app. Here's how to get them back.Apple Notes on iPhoneA recent bug affecting Apple's Notes app has left some iPhone users concerned after their n.....»»
Recap: Our “AI in DC” conference was great—here’s what you missed
Experts were assembled, tales told, and cocktails consumed. It was fun! Ars Technica descended in force last week upon our nation's capital, setting up shop in the International S.....»»
Daughter freezes out dad, after her iPhone was entombed in an ice skating rink
An iPhone has been frozen under the surface of an ice rink for about two months, after a worker slipped up and left his understandably angry daughter's mobile device on the floor.iPhone in an ice rink - Image credit: Steve Hubbard/BBCSkaters at an ic.....»»
Airborne microplastics aid in cloud formation
It turns out microplastics have an effect on the weather and climate. Clouds form when water vapor—an invisible gas in the atmosphere—sticks to tiny floating particles, such.....»»