Engineering

Engineering News -- ScienceDaily Engineering News and Research. Browse a wide-range of engineering projects and techniques from leading research institutes around the world. Full-text, images, updated daily.

  • Virtual reality allows you to look inside your body and could help improve drug delivery
    on November 21, 2017 at 5:14 pm

    Renderings of 3-D cells in the body are traditionally displayed using 2-D media, such as on a computer screen or paper; however, the advent of Virtual Reality (VR) headsets means it is now possible to visualize and interact with scientific data in a 3-D virtual world. […]

  • Quantum dots amplify light with electrical pumping
    on November 20, 2017 at 10:44 pm

    In a breakthrough development, scientists have shown that they can successfully amplify light using electrically excited films of the chemically synthesized semiconductor nanocrystals known as quantum dots. […]

  • Artificial photosynthesis gets big boost from new catalyst
    on November 20, 2017 at 4:13 pm

    A new catalyst brings researchers one step closer to artificial photosynthesis -- a system that, just like plants, would use renewable energy to convert carbon dioxide (CO2) into stored chemical energy. By both capturing carbon emissions and storing energy from solar or wind power, the invention provides a one-two punch in the fight against climate change. […]

  • Underwater Sniffing of Star-Nosed Moles Is Mimicked for Chemical-Detecting ‘Electronic Nose’
    on November 20, 2017 at 2:00 pm

    The star-nosed mole has several unusual abilities. One of them is “sniffing” underwater by blowing bubbles and quickly re-inhaling them, detecting odors of its prey through the water. The moles’ “star” nose features a ring of tiny, pink tentacles and is the most sensitive known touch organ of any mammal. […]

  • Plesiosaur flippers inspire a steering mechanism for swimming robotic vehicle
    on November 20, 2017 at 2:00 pm

    Plesiosaurs, who thrived during the early to middle Jurassic Period, used four paddlelike flippers of nearly equal size and musculature to swim. Despite the seemingly subpar engineering, the fossil record reveals that plesiosaurs were widespread and prolific. This inspired a team to explore how swimming with four flippers might be advantageous compared to two. […]

  • The physics behind dandelion seed plume dispersal revealed
    on November 20, 2017 at 2:00 pm

    The fluffy dandelion seed head infuriates gardeners, but delights physicists. That’s because those seeds may lend key insights into the physics of parachutes, useful for designing small drones, or micro air vehicles. Investigators reveal why, at low Reynolds numbers, the rules for big parachutes don’t apply to small dandelions. […]

  • Transforming greenhouse gases: New 'supercatalyst' to recycle carbon dioxide and methane
    on November 17, 2017 at 1:51 pm

    Engineers have developed a new and cost-effective catalyst to recycle two of the main causes behind climate change -- carbon dioxide (CO2) and methane (CH4). […]

  • Scientists capture colliding organic nanoparticles on video for first time
    on November 17, 2017 at 1:50 pm

    An American research team is the first to capture on video organic nanoparticles colliding and fusing together. This unprecedented view of 'chemistry in motion' will aid Northwestern nanoscientists developing new drug delivery methods as well as demonstrate to researchers around the globe how an emerging imaging technique opens a new window on a very tiny world. […]

  • New imaging technique peers inside living cells
    on November 16, 2017 at 7:21 pm

    Called Ultrasound Bioprobe, a non-invasive approach allows researchers to view sub-cellular structures and their mechanical behavior at nanoscale resolution. […]

  • New motion sensors a major step toward low-cost, high-performance wearable technology
    on November 16, 2017 at 6:28 pm

    Researchers have developed a class of breakthrough motion sensors that could herald a near future of ubiquitous, fully integrated and affordable wearable technology. […]

  • Next-generation atomic clocks may support official timekeeping
    on November 16, 2017 at 4:42 pm

    For more than a decade, a research team has been unveiling experimental next-generation atomic clocks. New simulations suggest these clocks may now be reliable and practical enough to start contributing to calibrations that support official US civilian time. […]

  • Kevlar-based artificial cartilage mimics the magic of the real thing
    on November 15, 2017 at 8:56 pm

    The unparalleled liquid strength of cartilage, which is about 80 percent water, withstands some of the toughest forces on our bodies. Synthetic materials couldn't match it -- until "Kevlartilage" was developed. […]

  • Pine and poplar wood improve sunlight-driven water purification
    on November 15, 2017 at 6:09 pm

    Engineers have found that porous types of wood from trees like poplar and pine can greatly increase the efficiency of water-to-steam conversion under sunlight. The findings could be used in a simple and inexpensive biodegradable device for water purification. […]

  • 3D microprinting counterfeit protection for products, passports, and money
    on November 15, 2017 at 2:24 pm

    Security features are to protect bank notes, documents, and branded products against counterfeiting. Losses caused by product forgery and counterfeiting may be enormous. Researchers now propose to use printed 3D microstructures instead of 2D structures, such as holograms, to improve counterfeit protection. […]

  • Public – and researchers – skeptical about climate engineering
    on November 15, 2017 at 2:22 pm

    What does the general public know about climate engineering, and what do they think about what they know? These were questions asked by researchers. […]

  • Speedy collision detector could make robots better human assistants
    on November 14, 2017 at 5:34 pm

    A faster collision detection algorithm could enable robots to work more fluidly in the operating room or at home for assisted living. The algorithm, dubbed 'Fastron,' runs up to eight times faster than existing collision detection algorithms. It uses machine learning to help robots avoid moving objects and weave through complex, rapidly changing environments in real time. […]

  • Innovative, ideal liquid-repellent surfaces developed by scientists
    on November 14, 2017 at 3:42 pm

    Scientists have developed a robust liquid-repellent structure and the fabrication of porous surfaces by an innovative microfluidic-droplet-based technique. Materials such as textiles, metals, and glasses covered by a layer of this robust porous surface can then become liquid-repellent. […]

  • Bioengineered robotic hand with its own nervous system will sense touch
    on November 14, 2017 at 2:20 pm

    Researchers are developing a first-of-its-kind bioengineered robotic hand that will actually feel and adapt to its environment. This “living” robot will have its own peripheral nervous system directly linking robotic sensors and actuators. […]

  • New technology makes artificial intelligence more private and portable
    on November 14, 2017 at 2:13 pm

    Technology is paving the way for artificial intelligence (AI) to break free of the internet and cloud computing. […]

  • New nano-sized hexameric molecular capsule
    on November 10, 2017 at 1:45 pm

    Halonium ions used in a new study are well-known reaction intermediates and halogenating reagents in synthesis, but now they have been used as robust and stable structural units in molecular nanotechnology, report scientists. […]

  • Manta ray robot swims faster and operates up to 10 hours
    on November 8, 2017 at 7:41 pm

    Researchers have created MantaDroid, an aquatic robot that emulates the swimming locomotion of manta rays. The robotic manta ray, which swims at the speed of twice its body length per second and can operate for up to 10 hours, could potentially be employed for underwater surveillance in future. […]

  • Novel layered superconductor based on tin and arsenic
    on November 8, 2017 at 3:22 pm

    Researchers have recently discovered a novel layered superconductor containing tin (Sn) and arsenic (As) as its major components. […]

  • Fully integrated circuits printed directly onto fabric
    on November 8, 2017 at 3:22 pm

    Researchers have successfully incorporated washable, stretchable and breathable electronic circuits into fabric, opening up new possibilities for smart textiles and wearable electronics. The circuits were made with cheap, safe and environmentally friendly inks, and printed using conventional inkjet printing techniques. […]

  • SMART: Facial recognition for molecular structures
    on November 7, 2017 at 9:12 pm

    Researchers have developed a method to identify the molecular structures of natural products that is significantly faster and more accurate than existing methods. The method works like facial recognition for molecular structures -- it uses a piece of spectral data unique to each molecule and then runs it through a deep learning neural network to place the unknown molecule in a cluster of molecules with similar structures. […]

  • Fireworks from atoms at ultra-low temperatures
    on November 7, 2017 at 5:28 pm

    Scientists aren't normally treated to fireworks when they discover something about the universe. But a team of researchers found a show waiting for them at the atomic level -- along with a new form of quantum behavior. […]

  • Can virtual reality be used to manage pain at a pediatric hospital?
    on November 7, 2017 at 5:28 pm

    In a study conducted to determine if virtual reality (VR) can be effectively used for pain management during medical procedures such as blood draw, findings showed that VR significantly reduced patients' and parents' perception of acute pain, anxiety and general distress during the procedure. […]

  • Virtual driving instructor and close-to-reality driving simulator
    on November 7, 2017 at 2:35 pm

    Chinese driving schools are currently experiencing a strong demand, the number of learner drivers is growing constantly. A new type of driving simulator based on a car modified for virtual training of learner drivers in advance and an automatic feedback is to help meet this demand. For the close-to-reality driving exercises, complex projection technology and virtual-reality hardware and software are applied. […]

  • Beyond good vibrations: New insights into metamaterial magic
    on November 6, 2017 at 7:56 pm

    Metamaterials have amazing potential -- think invisibility cloaks and perfect lenses -- but they are more likely to be found in a Harry Potter novel than a lab. To help bring them closer to reality, scientists have gone back to basics and demonstrated that the fundamental physics of metamaterials is more complex than scientists once thought. […]

  • Computer system finds 'recipes' for producing materials
    on November 6, 2017 at 6:20 pm

    System could pore through millions of research papers to extract 'recipes' for producing materials, explain investigators. […]

  • Autonomously growing synthetic DNA strands
    on November 6, 2017 at 5:13 pm

    Engineers have developed a method that allows pre-designed sequences of DNA to autonomously grow and concatenate along specific assembly routes, hence providing the basis for a new generation of programmable molecular devices. Putting their new concept of so-called 'Primer Exchange Reaction' (PER) cascades to the test, they successfully engineered a first set of devices with diverse functions, such as self-building DNA-origami and DNA nanostructures that sense, amplify, record or logically evaluate environmental signals. […]