Engineers describe how fluid suspensions exhibit different behaviors at different scales
Honey is already a thick liquid, but let it begin to crystalize and it can become downright clumpy. The sugar crystals in suspension seem to increase its viscosity. This phenomenon occurs throughout the natural and constructed world: From mudflows to.....»»
Researchers model physics of the pumping technique used to achieve air on a skateboard half-pipe
A team of engineers and mathematicians from ETH Zürich, working with colleagues from The Institute of Statistical Mathematics, and ATR Institute International, both in Japan, has successfully modeled the physics involved when humans pump on skateboa.....»»
Astrobotic’s lander didn’t make it to the Moon because of a failed valve
Engineers are redesigning parts of the propulsion system on Astrobotic's next lunar lander. Enlarge / Astrobotic's Peregrine lander, with some of its propellants visible, before shipment from the company's headquarters in Pittsbu.....»»
A way to recover silver from dead solar panels with 98% efficiency
A multi-institutional team of chemists, metallurgists and engineers has developed a highly efficient way to retrieve silver from dead solar panels. Their paper is published in Environmental Technology & Innovation......»»
SpaceX forced to delay Polaris Dawn mission
SpaceX has stepped back from its attempt to launch Polaris Dawn on Tuesday after engineers discovered a ground-based issue......»»
Test of a prototype quantum internet runs under New York City for half a month
To introduce quantum networks into the marketplace, engineers must overcome the fragility of entangled states in a fiber cable and ensure the efficiency of signal delivery. Now, scientists at Qunnect Inc. in Brooklyn, New York, have taken a large ste.....»»
NASA"s EXCITE mission prepared for scientific balloon flight
Scientists and engineers are ready to fly an infrared mission called EXCITE (EXoplanet Climate Infrared TElescope) to the edge of space......»»
As EV sales slump, Volkswagen scales back battery factories buildout
VW might only need 170 GWh of cells in 2030 if demand stays depressed. Enlarge / A VW worker on the assembly line at Emden in Germany. (credit: Volkswagen) Volkswagen will wait to see what electric car demand is like be.....»»
VW scales back plans for battery cell plants in Europe, North America
VW expects to start production next year at a new gigafactory in Germany, but said it may take longer to scale up battery cell capacity at plants in Spain and Canada......»»
Ford dials back EV spending in costly pivot
Ford will now focus its efforts on hybrids as well as a flexible EV platform from a team led by former Tesla engineers. That will underpin a midsize pickup in 2027......»»
Engineers design lookalike drug nanocarrier to evade lung"s lines of defense
A drug-carrying molecule designed to cure disease by slipping past the lung's natural defenses offers new hope for people with chronic or deadly respiratory diseases, say its creators, researchers in assistant professor Liheng Cai's Soft Biomatter La.....»»
Twisted molecular wires exhibit high single-molecule conductance
From the high-voltage wires that carry electricity over long distances, to the tungsten filaments in our incandescent lights, we may have become accustomed to thinking that electrical conductors are always made of metal. But for decades, scientists h.....»»
Paleontologists describe new examples of giant sea scorpions from the Silurian and Devonian in New South Wales
A team of paleontologists from the American Museum of Natural History, the Australian Museum Research Institute, and the WB Clarke Geoscience Center, in Australia, has added new evidential data for pterygotid eurypterids from the Silurian and Devonia.....»»
Achieving enhanced energy storage performance and ultra-fast discharge time in tungsten-bronze ceramic
It is widely recognized that achieving high energy storage density and efficiency in ferroelectric ceramics relies on their ability to exhibit high saturation polarization and low residual polarization, which are essential for excellent energy storag.....»»
Stolen, locked payment cards can be used with digital wallet apps
Fraudsters can add stolen payment cards to digital wallet apps and continue making online purchases even after victims’ report the card stolen and the bank blocks it, computer engineers with University of Massachusetts Amherst and Pennsylvania.....»»
Elongated tortoises exhibit minimal genetic variation, aiding conservation efforts
The genetic homogeneity of the endangered elongated tortoise aids the species' protection, as demonstrated in a study by Senckenberg researchers and an international team, published in the journal Salamandra......»»
Rocket Report: ULA is losing engineers; SpaceX is launching every two days
The first missions of Stoke Space's reusable Nova rocket will fly in expendable mode. Enlarge / A Falcon 9 booster returns to landing at Cape Canaveral Space Force Station following a launch Thursday with two WorldView Earth obse.....»»
Scientists characterize shale cap rocks at tiny scales
A team of researchers is working on a multidisciplinary approach to advancing the exploration of shale rock as a suitable geological seal for resource recovery and underground storage. Given that the pore space in shale rock is predominantly sub-micr.....»»
Deer Island, Katrina Key expansions promise environmental benefits, storm protection
Amid predictions of sea level rise, higher storm surge and increased storm activity, the U.S. Army Corps of Engineers and the Mississippi Department of Marine Resources have launched two projects to increase the security of the Mississippi coastline......»»
Explore the ‘Sound of Apple’ in new two-part podcast series
The excellent podcast Twenty Thousand Hertz recently published a two-part series exploring “The Sound of Apple.” The episodes include conversations with multiple Apple Design Team members, audio engineers, and more, highlighting Apple’s work on.....»»
Mpox outbreak is an international health emergency, WHO declares
The declaration is "the highest level of alarm under international health law." Enlarge / A negative stain electron micrograph of a mpox virus virion in human vesicular fluid. (credit: Getty | BSIP) The World Health Or.....»»