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.....»»
Dwarf planet Eris is "squishier" than expected
University of California, Santa Cruz Professor of Planetary Sciences Francis Nimmo recently co-authored a Science Advances paper about the internal structure of the dwarf planet Eris......»»
Observations find evolving material, not rings, circling Centaur Chiron
Observations during a stellar occultation detected the presence of evolving material orbiting around Centaur (2060) Chiron, rather than a two-ring system interpretation, according to a paper by Planetary Science Institute Senior Scientist Amanda Sick.....»»
Research investigates a high-frequency bump in the X-ray binary GX 339-4
An international team of astronomers has inspected a low-mass X-ray binary system known as GX 339-4. Results of the study, reported in a paper published Nov. 21 on the pre-print server arXiv, shed more light on the high-frequency bump observed in the.....»»
"Sea firefly" ostracods demonstrate collective synchrony with bioluminescent mating signals
A team of evolutionary biologists and limnologists affiliated with multiple institutions in the U.S. has described the synchronous bioluminescent signals they observed being produced by a type of marine ostracod (Crustacea; Luxorina). In their paper.....»»
reMarkable 2 digital notebook just got a rare discount
The reMarkable 2, a tablet that mimics writing and reading on paper, is on sale from Best Buy at $50 off. You'll also get the Marker Plus tool in this bundle......»»
For its next trick, Gaia could help detect background gravitational waves in the universe
Ripples in a pond can be captivating on a nice sunny day as can ripples in the very fabric of space, although the latter are a little harder to observe. Using the highly tuned Gaia probe, a team of astronomers proposes in a paper posted to arXiv prep.....»»
Slippery toilet bowl treatment causes bacteria to slide right off
When entering public restrooms, it's hard not to dwell on what germs previous users have left behind in the toilet bowl. Imagine, instead, a self-cleaning system that doesn't require a brightly colored gel. Researchers reporting in ACS Applied Materi.....»»
Longing to know about longhorn beetles in Australia
The Titan beetle (Titanus giganteus) is the biggest beetle in the world. It's a dark brown colored longhorn that lives in the Amazon and grows to 17.7 centimeters long......»»
Quality of tidal mudflats changes in gas extraction area of Wadden Sea
As tidal flats subside due to gas extraction, their composition changes. This is shown in a paper published in this month's Journal of Applied Ecology. "The average grain size in the parts of the mudflats where gas is extracted has decreased over 10%.....»»
Experts trash Hong Kong"s "throwaway culture" ahead of plastic ban
Unlike her fellow Hong Kong urbanites toting plastic or paper cups filled with coffee, pet groomer Lucine Mo takes her caffeine hit in a thermal mug with a QR code......»»
KiDS in the sky: New stellar system discovered by the Kilo-Degree Survey
Astronomers have discovered a new stellar system in the outskirts of the Milky Way as part of the Kilo-Degree Survey (KiDS). The newfound system, named Sextans II, is most likely an ultra-faint dwarf galaxy. The finding is reported in a paper publish.....»»
Climate economists identify interventions that could rescue 1.5°C Paris Agreement goal
To meet the goals of the Paris Agreement and limit global heating to 1.5°C, global annual emissions will need to drop radically over the coming decades. A new paper from climate economists at the University of Oxford says that this goal could still.....»»
Study casts doubt on the real efficacy of stock options as a way of rewarding manager performance
Designing an efficient compensation method for the managers of a business is a key element in ensuring a healthy ownership transition when a firm is sold, according to a new paper by Moritz Hiemann of Bocconi's Department of Accounting, published in.....»»
Some species of angelfish may spend their whole lives swimming upside down
A multi-institutional team of oceanographers and marine biologists has found evidence showing that some deep-sea species of angelfish spend their entire lives swimming upside down. In their paper published in the Journal of Fish Biology, the group de.....»»
Study suggests present generation"s negotiators ignore consequences for future generations
In a new psychology paper titled "Present generation's negotiators realize their interests at the cost of future generations," researchers from Leuphana University Lüneburg and the University of Hildesheim have uncovered critical insights into the c.....»»
Rust to riches: Goethite"s role in shaping Australia
Have you noticed many Australian landscapes, like the outback and our deserts, are brown and orange? This is especially easy to see when looking at a satellite image. Australia's red center is colored by an abundant mineral scorched into Australian s.....»»
Curators and cavers: How a tip from a citizen scientist led to deep discoveries in Utah"s caves
Scientists from the Natural History Museum of Utah have taken a deep dive into the not-so-distant past thanks to a friendly tip from Utah's caving community. In a paper published this week by the Journal of Mammalogy, five scientists from the Natural.....»»
MacBook Pro 14-inch M3 review: All about the fantastic display
The new M3 14-inch MacBook Pro is a better bargain than the outgoing 13-inch MacBook Pro, on paper. But, given where it sits on Apple's Mac ladder, it's hard to recommend to everybody.MacBook Pro 14-inch M3 reviewAfter a debut in the last form factor.....»»
The formation of switchable and metastable discrete structures through chiral self-sorting
A paper titled "Thermo-/Mechano-Chromic Chiral Coordination Dimer: Formation of Switchable and Metastable Discrete Structure through Chiral Self-Sorting" describes chiral coordination dimers that emerge based on effectively exclusive chiral self-sort.....»»
"Triple star" discovery could revolutionize understanding of stellar evolution
A ground-breaking new discovery by University of Leeds scientists could transform the way astronomers understand some of the biggest and most common stars in the universe. The paper, "Gaia uncovers difference in B and Be star binarity at small scales.....»»