Salmonella uses protective switch during infection, research finds
For the first time, researchers have found a particular kind of molecular switch in the food poisoning bacteria Salmonella Typhimurium under infection-like conditions. This switch, using a process...
View ArticleResearchers turn cement into metal
(Phys.org) —In a move that would make the Alchemists of King Arthur's time green with envy, scientists have unraveled the formula for turning liquid cement into liquid metal. This makes cement a...
View ArticleBrainpainting via computer frees expression for the paralyzed
(Phys.org) —Heide Pfutzner is getting favorable recognition as an artist who has produced skilled, accomplished abstract paintings with their colorful shapes in electric-like blues, reds, pinks, and...
View ArticleElectric cars slow to gain traction in Germany
Germany plans to have one million electric vehicles on its roads by 2020, but so far that goal seems remote as the nation's motorists have shown little love for the quietly humming vehicles.
View ArticleAnts pay high price for night life
(Phys.org) —Despite being night creatures, Australian bull ants have trouble finding their way home in the dark. Scientists at Australia's Vision Centre (VC) have found that bull ants that travel at...
View ArticleColorfast pigments made from amorphous arrays of silicon dioxide and carbon...
(Phys.org) —It is very annoying when colors fade over time, sometimes simply from exposure to light. In the journal Angewandte Chemie, Japanese scientists have now introduced a new type of colorfast,...
View ArticleDiscovery furthers understanding of superconductivity
(Phys.org) —Physicists at the University of Arkansas have collaborated with scientists in the United States and Asia to discover that a crucial ingredient of high-temperature superconductivity could be...
View ArticleFast or superfast water transport?
(Phys.org) —There were high hopes of using carbon nanotubes, particularly for ultra-fast water transport to desalinate seawater. However, a simulation now reveals that these ultra-fast transport rates...
View ArticleResearchers find 400 year old Ice Age plants in Arctic able to grow anew as...
(Phys.org) —A team of researchers from the University of Alberta led by, Catherine La Farge, has found that mosses and liverworts covered by ice over 400 years ago and now exposed due to glacial...
View ArticleScientists develop CO2 sequestration technique that produces 'supergreen'...
(Phys.org) —Lawrence Livermore scientists have discovered and demonstrated a new technique to remove and store atmospheric carbon dioxide while generating carbon-negative hydrogen and producing...
View ArticleResearchers find lizards' frilled neck is more than just for show
(Phys.org) —Researchers have discovered that the brightly coloured frills of the iconic Australian frillneck lizard (Chlamydosaurus kingii) can be used to predict the animals fighting ability.
View ArticleBrittle material toughened: Tungsten-fibre-reinforced tungsten
Tungsten is particularly suitable as material for highly stressed parts of the vessel enclosing a hot fusion plasma, it being the metal with the highest melting point. A disadvantage, however, is its...
View ArticlePhysics team entangles photons that never coexisted in time
(Phys.org) —Researchers at the Hebrew University of Jerusalem have succeeded in causing entanglement swapping between photons that never coexisted in time. In their paper published in the journal...
View ArticleUncertainty revisited: Novel tradeoffs in quantum measurement
(Phys.org) —There is, so to speak, uncertainty about uncertainty – that is, over the interpretation of how Heisenberg's uncertainty principle describes the extent of disturbance to one observable when...
View ArticleResearchers test quantum encryption hacking risk
(Phys.org) —Quantum communication systems offer the promise of virtually unbreakable encryption. Unlike classical encryption, which is used to send secure data over networks today and whose security...
View ArticleUS weapons designs hacked by Chinese, report claims (Update 2)
Chinese hackers have gained access to secret designs for a slew of sophisticated US weapons programs, officials said Tuesday, possibly jeopardizing the American military's technological edge.
View ArticleHow do plants grow toward the light? Scientists explain mechanism behind...
Plants have developed a number of strategies to capture the maximum amount of sunlight through their leaves. As we know from looking at plants on a windowsill, they grow toward the sunlight to be able...
View ArticleMetallic-to-semiconducting nanotube conversion greatly improves transistor...
(Phys.org) —Future transistors made of semiconducting single-walled carbon nanotubes (s-SWNTs) have the potential to perform much better than today's transistors. However, when SWNTs are grown in bulk,...
View ArticleBeer-pouring robot programmed to anticipate human actions (w/ Video)
A robot in Cornell's Personal Robotics Lab has learned to foresee human action in order to step in and offer a helping hand, or more accurately, roll in and offer a helping claw.
View ArticleFor pundits, it's better to be confident than correct: Twitter analysis shows...
It would be nice to think the pundits we see yelling on TV and squawking on Twitter are right all the time. It turns out they're wrong more often than they are right. Now two Washington State...
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