Ben Franklin wove colored fibers into paper currency to foil counterfeiters
Zenas Marshall Crane usually credited with introducing fibers to paper currency in 1844. Enlarge / Khachatur Manukyan and colleagues at the University of Notre Dame used cutting-edge spectroscopic and imaging instruments to get a.....»»
Paper Exams, Chatbot Bans: Colleges Seek to ‘ChatGPT-Proof’ Assignments
Educators are rethinking how to teach courses after ChatGPT and other AI chatbots have become the go-to source for cheating in college. When philosophy professor Darren Hick came across another case of cheating in his classroom at.....»»
Social scientists recommend addressing ChatGPT"s ethical challenges before using it for research
A new paper by researchers at Penn's School of Social Policy & Practice (SP2) and Penn's Annenberg School for Communication offers recommendations to ensure the ethical use of artificial intelligence resources such as ChatGPT by social work scientist.....»»
Researchers find fossilized nonflying precursor to pterosaur in Brazil
A team of paleontologists from Brazil, Argentina and the U.S., has found the fossilized remains of a creature they describe as a precursor to the pterosaur at a dig site in Rio Grande do Sul, Brazil. In their paper published in the journal Nature, th.....»»
I spent 3 days with the Galaxy Z Fold 5. It’s not what I expected
The Samsung Galaxy Z Fold 5 looks like a boring upgrade on paper. But after using the phone for a few days, it really surprised me......»»
Biased artificial intelligence needs human help to avoid harmful climate action, say researchers
Bias in the collection of data on which artificial intelligence (AI) computer programs depend can limit the usefulness of this rapidly growing tool for climate scientists predicting future scenarios and guiding global action, according to a new paper.....»»
Study examines role of urban agriculture in food-energy-water nexus policies
A new paper in Landscape and Urban Planning examines policies to advance urban agriculture that address the food-energy-water (FEW) nexus, the complex relationships among the flows of food, energy and water in cities......»»
Let the review begin—SpaceX takes another step toward launching Starship again
This milestone was on paper, not in the hustle and bustle of Starbase. Enlarge / SpaceX's Starship rocket lost control a few minutes after launch from South Texas on April 20. (credit: Jonathan Newton/The Washington Post via Gett.....»»
Treating back-to-school ear infections without antibiotic resistance
"Back-to-school" season means buying pens and paper, figuring out the new bus route, and … earaches. Doctors typically treat these infections with antibiotics, but children don't always complete the full course, accelerating resistance to these med.....»»
Helium escapes from the atmosphere of a nearby exoplanet, observations find
Astronomers from the University of Chicago and elsewhere report the detection of an outflowing helium from the atmosphere of a nearby mini-Neptune exoplanet known as TOI-2134 b. The finding was detailed in a research paper published August 3 on the p.....»»
The New York Times prohibits AI vendors from devouring its content
The paper of record pokes holes in the absorb-everything AI business model. Enlarge (credit: Benj Edwards / Getty Images) In early August, The New York Times updated its terms of service (TOS) to prohibit scraping its ar.....»»
Structures of connexin-43 gap junction channel and hemichannel in a putative closed state
A recent eLife paper by the group of Volodymyr Korkhov (IMBB, ETHZ & PSI), in collaboration with the Francesco Gervasio (UniGe), Mario Bortolozzi (UniPD), Paola Picotti (IMSB, ETHZ) and Nicola Zamboni (IMSB, ETHZ) groups describes the structures of c.....»»
Urban great tits have paler plumage than their forest-living relatives
Known for their striking yellow breast feathers and distinctive song, great tits are a common sight in gardens and countryside alike. Now, new research has revealed that some great tits may be more brightly colored that others, with urban birds found.....»»
New massive brown dwarf discovered
Astronomers report the discovery of a new massive brown dwarf using the Zwicky Transient Facility (ZTF). The newly detected object is about 80 times more massive than Jupiter and orbits a low-mass star. The finding was detailed in a paper published J.....»»
New recycling process could find markets for "junk" plastic waste
Although many Americans deposit their plastic trash into the appropriate bins each week, many of those materials, including flexible films, multilayer materials and a lot of colored plastics, are not recyclable using conventional mechanical recycling.....»»
Indigenous voices need to lead Australia"s response to the climate crisis
Australia must address historic and contemporary systemic racism to better tackle the climate crisis, according to one of the key conclusions in a paper published in Science, in a special edition where the international publication turns its gaze on.....»»
Archaeologists refute claims that a comet destroyed Hopewell culture
In February 2022, the journal Scientific Reports published a paper with the claim that a comet exploded over what is now Cincinnati around 1,500 years ago, raining fire over the area and destroying villages and farm fields, supposedly resulting in th.....»»
Microplastics found embedded in tissues of whales and dolphins
Microscopic plastic particles have been found in the fats and lungs of two-thirds of the marine mammals in a graduate student's study of ocean microplastics. The presence of polymer particles and fibers in these animals suggests that microplastics ca.....»»
Mini Infinity Cube
It’s a star-filled universe — in your pocket! Hold the Mini Infinity Cube up to your eye and gaze into an endless galaxy of colored stars. This project is easy and fun! The post Mini Infinity Cube appeared first on Make: DIY Projects and Ideas f.....»»
NASA InSight study finds Mars is spinning faster
Scientists have made the most precise measurements ever of Mars's rotation, for the first time detecting how the planet wobbles due to the "sloshing" of its molten metal core. The findings, detailed in a recent Nature paper, rely on data from NASA's.....»»
Museum curator identifies the oldest spider fossil ever found in Germany
Jason Dunlop, curator of Arachnida and Myriapoda at the Museum für Naturkunde, in Berlin, has identified a spider held at the museum for several years. In his paper published in the journal PalZ, he describes the features of the spider and also note.....»»