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See metal and plastic micromachines zip around
Researchers have developed a new way to make micrometer-long machines by interlocking metal and plastic in a complex way. For years, researchers have been pursuing the goal of robots so tiny that they...
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Nerve connection makes leg prosthesis feel lighter
Connecting leg prostheses to the nervous system helps amputees perceive their prosthesis as lighter, researchers report. Leg amputees are often not satisfied with their prosthesis, even though...
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Way more people choose green energy when it’s the default
Consumers are more likely to get sustainably produced electricity if that’s their provider’s default offer, according to new research. People often choose the standard option. Standard or default...
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‘Chains’ make it easy to tune the color of these polymers
It’s easy to tune the color of new fluorescent polymers, report researchers. Potential uses include biomedicine, security printing, and solar energy. Around the world, a huge amount of research and...
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Device harvests water from humidity 24 hours a day
Researchers have developed a condenser for countries where water is in short supply. Theirs is the first zero-energy solution for harvesting water from the atmosphere throughout the 24-hour daily...
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Molecule could light up tumor growth and wound healing
Researchers have developed a molecule that lights up where new tissue is forming in the body. Alongside helping to detect tumors, the molecule could play a significant role in research of wound healing...
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How exercise sparks the growth of blood vessels
New research in mice shows that a certain type of blood vessel cell in muscles multiplies rapidly upon exercise, forming new blood vessels. “In industrialized countries, the leading cause of surgeons...
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Plastic with net-zero greenhouse gas emissions is possible
Researchers have demonstrated it is possible to economically produce plastics that have a net-zero greenhouse gas emissions balance over their entire life cycle. And they may cost less, too. Since the...
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Butterflies inspire artificial colors for 3D printing
Researchers have created artificial colors by 3D printing certain nanostructures inspired by those of a butterfly. This principle can be used in the future to produce color screens. For their new...
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Algorithm could save hours of analyzing animal behavior
A new method uses artificial intelligence to analyze animal behavior, which could lead to longer-term in-depth studies in the field of behavioral science. In addition, the advance helps to improve...
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Bacteria that ‘record’ data can check gut health
Researchers have equipped gut bacteria with data logger functionality as a way of monitoring which genes are active in the bacteria. These microorganisms could one day offer a noninvasive means of...
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Magnetic bacteria ‘bots’ could deliver drugs to fight tumors
Researchers have now found a way for magnetic bacteria to effectively cross blood vessel walls to fight tumors. Scientists around the world are researching how anti-cancer drugs can most efficiently...
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MicroRNA plays a key role in body weight
Researchers have shown that microRNA molecules, not just genes, play a central role in the regulation of body weight. Heredity plays a role in how strongly we are predisposed to put on excess weight....
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Gold coating could mean end to foggy glasses
A new ultrathin, gold-based transparent coating that converts sunlight into heat prevents fogging when applied to glass and other surfaces. Applications for the new coating include eyewear and car...
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Fertilizer could be made much more sustainably
Researchers have shown how nitrogen fertilizer could be produced more sustainably. This is necessary not only to protect the climate, but also to reduce dependence on imported natural gas and to...
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Yes, a 100% sustainable plastics industry is possible
Lots of recycling, combined with the use of CO2 from the air and biomass, could make a completely sustainable plastics industry a reality, according to a new study. Changing plastic’s image could also...
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New zinc batteries are safer, sustainable, powerful
A new strategy brings key advances to the development of water-based zinc batteries, making them more powerful, safer, and more environmentally friendly. The world needs cheap and powerful batteries...
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How do drugs get into the blood?
Computer simulations have helped researchers understand in detail how pharmaceutically active substances cross cell membranes. These findings can now be used to discover new drug candidates more...
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Meditation could help you make better decisions
People who meditate daily are less likely to avoid negative information, researchers report. Smart decision makers gather all the pertinent information, and weigh the pros and cons dispassionately....
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Surgical patch seals wounds and warns of leaks
A new surgical patch with a sensor function can seal wounds in the abdomen and send a warning before the occurrence of dangerous leaks on sutures in the gastrointestinal tract. After surgery on the...
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