Researchers recreated universe's first billion years using largest cosmological simulation to date. Thin streams of cold gas flowed into early black holes, causing rapid growth and challenging astrophysical theory.
Carnegie Mellon researchers successfully used NMR to determine the structure of infinitesimal gold nanoparticles, revealing their handedness. This approach offers a significant advantage over routine methods for analyzing gold nanoparticles and holds promise for developing safer, more effective drugs.
The researchers developed a technique that analyzes the uniqueness of images to match them across different domains, such as photos and paintings. This approach performed well on tasks like matching sketches with photographs, outperforming traditional methods that focus on shapes, colors, and composition.
The GigaBlitz event aims to document global biodiversity by having citizen scientists create panoramic images of their backyards and surrounding areas. The project, organized by Carnegie Mellon University, uses gigapixel imagery to record and share data for sites that may be widely separated.
A Carnegie Mellon University report found that commonly available internet privacy tools are ineffective for most people, as they often have serious usability flaws and confuse users. The report highlights the need for better user interfaces and feedback mechanisms to empower individuals to protect their online privacy.
Researchers at Carnegie Mellon University have developed TapSense technology that can differentiate between various parts of a finger when tapped on a touchscreen. This technology allows for richer touch interactions, such as customizing typing and painting apps, and even enables collaboration with different materials and tools.
Researchers at Disney Research and Carnegie Mellon University have developed a new side-by-side projection system that enables interactive mobile device interaction. The system allows users to project images from two handheld devices onto the same surface, facilitating communication, gaming, education, and data transfer.
Researchers at Microsoft Research and Carnegie Mellon University developed OmniTouch technology, a wearable projection system that turns any surface into a graphical, interactive surface. The device employs a depth-sensing camera to track users' fingers, allowing for tap, drag, and gesture-based interactions.
Researchers at Carnegie Mellon University have developed a patented MRI technology that allows them to non-invasively track neural stem cells in living brains. This breakthrough could inform the development of new treatments for brain injuries, stroke, Parkinson's disease, and other neurological disorders.
A new study from Carnegie Mellon University and Duke University found that advisers give more biased advice when dealing with multiple anonymous recipients, especially if they don't know the recipient's name. The study also showed that single, identified recipients receive more empathetic and unbiased advice.
Researchers identify the need for a balance between structure and open-ended instruction, and introduce a method to clearly describe classroom instruction. They also advocate for increased use of intelligent tutors like TED to help children design experiments and train them on how to create solid ones.
Researchers found that molecular motor proteins fold in on themselves to prevent unnecessary energy consumption, controlling cargo transport. This discovery may open new avenues for treating neurodegenerative diseases such as Alzheimer's and Huntington's.
Researchers developed a method to translate actor motions into three-dimensional face models, subdividing them into regions for intuitive animation control. This allows animators to rapidly create realistic characters with natural expressions.
Researchers at Disney Research and Carnegie Mellon University have developed a new technique for motion capture using body-mounted cameras. The system uses structure from motion (SfM) to reconstruct an actor's movements in real-time, enabling capturing of complex motions like running or swinging outside.
Researchers at Disney Research developed Surround Haptics, a tactile technology that simulates various sensations, including road imperfections and collisions. The technology uses virtual actuators to create a wide range of haptic effects.
A new brain imaging study reveals that autistic individuals' use of incorrect pronouns reflects a disordered neural representation of the self, processed by at least two brain areas. The research found significantly diminished synchronization in autism between frontal and posterior brain regions during pronoun use.
The Tiramisu app uses crowdsourced data to provide real-time bus arrival information, benefiting riders with disabilities and enhancing the overall transit experience. The app's success in a field test demonstrates its potential to improve public transportation in Pittsburgh and beyond.
Researchers discovered that damage to a small area of the right hemisphere can lead to widespread impact on remote parts of the cortex, challenging traditional assumptions about visual neuroscience. The study found that multiple areas of the brain underlie object recognition, and neural plasticity is possible even in adulthood.
Computer scientists at Carnegie Mellon University developed a model of a distributed car control system and used mathematical methods to formally verify its safety. They proved that the system design would keep cars from crashing into each other, even for complex scenarios like merging across multi-lane highways.
A study by Marlene Behrmann and colleagues identifies a network of cortical areas working together to identify faces, changing the future of neural visual perception research. The discovery allows scientists to develop targeted remedies for disorders such as face blindness.
Carnegie Mellon University researchers used a video game to study adult language learning, discovering that listeners quickly recognize word-like units. With just two hours of play, participants could reliably extract sound categories and apply them to advance through the game.
Researchers found that teenagers assign great value to digital photos, music collections, and online artifacts due to their ability to be shared and personalized. The study suggests that technology design could incorporate a fuller appreciation of these sentiments, leading to new products and services.
Finch, a portable and rugged robot designed for introductory computer science classes, includes sensors and mechanisms to engage students' senses. It can be programmed to display 'Hello World', make sounds, or respond to temperature changes, making programming lessons more interactive and motivating.
Carnegie Mellon University has developed Classroom Salon, a social networking application that engages students in online learning communities to share ideas and critiques. The app aims to personalize instruction for specific individuals and groups, particularly at-risk students who may benefit from collaborative work.
Mary Shaw and David Garlan, pioneers in software architecture research, received the Outstanding Research Award from SIGSOFT for their significant contributions to the field. Their work has led to established research communities and engineering methods for architectural modeling and analysis.
GigaPan Time Machine enables viewers to explore gigapixel-scale images while moving through time, allowing for exhaustive science and capturing huge amounts of data. Researchers from Carnegie Mellon University applied this technology to visualize simulations of the early universe, plant growth, and other big data sets.
Takeo Kanade has been honored with the ACM/AAAI Allen Newell Award for his career contributions to computer vision and robotics. He is being recognized for bridging computer science and other disciplines through his groundbreaking work, including the development of face recognition systems and robotic technologies.
Carnegie Mellon University chemist Krzysztof Matyjaszewski and his team have developed a new method called electrochemically mediated ATRP, or eATRP, which allows for more precise control over the ATRP process. This breakthrough enables the creation of complex and specialized materials with tailored functionalities.
Researchers found two ways neurons communicate: synchronized firing for simple messages and individual spikes for complex ones. This collective approach enhances transmission, but not for intricate information.
The DSF Charitable Foundation has given a $3.9 million grant to Carnegie Mellon University's Center for Nucleic Acids Science and Technology (CNAST) to develop novel biomedical tools for monitoring and manipulating gene expression. The grant will support the development of peptide nucleic acids, synthetic analogs of DNA and RNA with ex...
Jeannette Wing, a renowned computer scientist, will receive the 2011 Distinguished Service Award of the Computer Research Association. Her ideas have helped shape conceptions of what computer science is and can be, with a focus on computational thinking. The CRA cited her extraordinary performance in research, education, and service.
Krzysztof Matyjaszewski will be recognized for his groundbreaking research in synthesis of organic materials and controlled radical polymerization. His work has led to the development of innovative materials with tailored functionalities, enabling applications in energy, environment, and biomedicine.
Researchers at Carnegie Mellon and IBM are developing an open computing system called OAQA that enables the creation of modular software architectures for question-answering tasks. The system is designed to allow direct comparison and swapping out of individual components, making it easier to build on existing success.
Researchers at Carnegie Mellon University have developed a framework called CrowdForge that breaks down complex tasks into simple, independent micro-tasks. The study found crowdsourced articles rated higher in quality and had lower variability compared to individual-authored articles.
Researchers at Carnegie Mellon University have discovered a biologically-inspired method to organize wireless sensor networks and distributed computing applications. Inspired by the fruit fly's nervous system, a new algorithm has been developed that can efficiently deploy sensors without advance knowledge of their connections.
Researchers used a transgenic mouse model to visualize the most active neurons in the neocortex, finding that they act like a small population of highly connected individuals on Facebook. This discovery could lead to a better understanding of the brain's center of higher learning and its role in learning.
Researchers develop an online game, EteRNA, that uses crowdsourcing and game play to design and validate molecules of RNA. The game is integrated with Facebook and scores players based on how well their virtual designs can be rendered as physical molecules.
The North American Computational Linguistics Olympiad (NACLO) has received the LSA's 2011 Linguistics, Language and the Public Award for its impact on public awareness of linguistics. The competition, founded in 2006, identifies high school students with linguistic talent and acquaints them with computational linguistics.
Researchers at Carnegie Mellon University found that regional dialects and slang terms on Twitter can predict the location of tweet authors. The study analyzed over 380,000 tweets and found that users from different regions used distinct words and phrases, such as 'yinz' for Pittsburghers and 'coo' for southern Californians.
Signaling receptors recycle at a slower rate and in a more regulated manner than other classes of receptors. The researchers identified unique domains called Actin-Stabilized Sequence-dependent Recycling Tubule (ASSERT) domains that provide a scaffold for the receptors, slowing their release from the endosome.
A new national program using Carnegie Mellon University's computer algorithm successfully matched transplant candidates with living donors, enabling the first kidney transplants. The program aims to increase the number of kidney paired-donation transplants by creating a national pool of mismatched donor-recipient pairs.
A recent study by Carnegie Mellon's Christopher Weber found that carbon footprint calculations are often inaccurate due to variables from production and shipping. The use phase of an IBM computer server accounted for 94% of total greenhouse gas emissions, emphasizing the importance of energy efficiency in data centers.
A new study by Carnegie Mellon University researchers found that imagining eating a certain food decreases appetite for it. Participants who repeatedly imagined consuming a food ate significantly fewer pieces than those who performed different tasks or imagined a different food.
The NSF has extended its support for an alliance of research universities and HBCUs that encourages African American students to pursue graduate training and research careers in robotics and computer science. The ARTSI Alliance has served over 300 undergraduates, provided mentoring and technical assistance to 23 HBCU faculty, and deliv...
A recent report by the Association for Computing Machinery and the Computer Science Teachers Association found that US K-12 computer science education is scant in most classrooms. Most schools focus on teaching students how to use a computer, but neglect to teach deeper concepts such as computational problem-solving.
Carnegie Mellon University has launched a new center for climate and energy decision making, developing strategies to protect fragile ecosystems and curb carbon emissions. The center will also educate graduate students on climate change and its impact on the environment.
Jonathan Malen's research may lead to more precise thermal management devices for aircraft and other transportation systems. He proposes using thin layers of small molecules to filter vibrations that carry heat, enabling more precise control over temperature.
A national pilot program utilizing a Carnegie Mellon-developed algorithm is matching living kidney donors with medically compatible transplant candidates. The initial run of the computer matching process successfully matched seven people in need of a kidney transplant with suitable donors, expanding kidney paired-donation transplants.
DARPA has awarded Carnegie Mellon a $988,000 contract to develop an autonomous flight system for the Transformer (TX) Program. The TX vehicle would transform into a VTOL air vehicle, enabling increased survivability and versatility in missions like scouting, resupply, and medical evacuation.
A new algorithm by Carnegie Mellon researchers can efficiently solve systems of linear equations, a crucial problem in computer applications like image processing and logistics. The algorithm applies to symmetric diagonally dominant (SDD) systems, outperforming existing methods by billion-fold speedup.