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Rice University


Legacy of slavery still impacts education in the south

A new study by Rice University found that the legacy of slavery contributes to black-white education disparities through greater public-private school racial segregation. The research also shows a correlation between historical geographic slave concentration and modern-day K-12 school segregation, with white students being underreprese...

SourceRice University·JournalSociology of Race and Ethnicity·DateJun 22, 2015

Evolution study finds massive genome shift in one generation

A study on the apple maggot pest discovered a massive genome shift in just one generation, with 32,000 genetic changes occurring within a single year. This significant finding highlights the importance of ecological selection at early stages of divergence and calls for further integration of studies on speciation and genome divergence.

SourceRice University·JournalEcology Letters·DateJun 15, 2015

Researchers grind nanotubes to get nanoribbons

Rice University researchers have developed a new method to create valuable graphene nanoribbons by grinding carbon nanotubes, eliminating the need for harsh chemical solutions. This solid-state process enables strong chemical coupling between nanostructures and produces novel forms of nanostructured products with specific properties.

SourceRice University·JournalNature Communications·DateJun 15, 2015

Hyperbaric hope for fibromyalgia sufferers

A clinical trial involving women diagnosed with fibromyalgia showed significant improvements in symptoms after undergoing hyperbaric oxygen therapy. Brain scans revealed changes in brain activity that may be responsible for the syndrome's chronic pain sensation.

SourceRice University·JournalPLOS ONE·DateJun 2, 2015

Ancient algae found deep in tropical glacier

Scientists from Rice University, Ohio State and Nebraska discovered diatoms in glacial ice from tropical regions, offering insights into conditions around the Andes when they were deposited. The study's findings suggest freshwater lakes or wetlands existed at high elevations on or near the mountain in earlier times.

People tend to locate the self in the brain or the heart

A recent study published by Rice University researchers found that individuals generally prefer to locate their sense of self in the brain. This preference is stronger among those with an independent self-construal, who tend to assert autonomous goals and behaviors related to the brain. In contrast, people with an interdependent self-c...

SourceRice University·JournalOrganizational Behavior and Human Decision Processes·DateMay 20, 2015

Seashell strength inspires stress tests

Researchers at Rice University and Indian Institute of Science model seashells' ability to withstand pressure, discovering evolutionary optimization allows fractures to appear only where they're least likely to hurt the animal inside. The team found complex shapes make shells nearly twice as good at bearing loads than nacre alone.

SourceRice University·JournalScience Advances·DateMay 19, 2015

New shortcut to solar cells

Researchers at Rice University have discovered a way to simplify the manufacture of solar cells by employing electrodes as catalysts to create black silicon. The new process enables the production of black silicon with high efficiency and reflects little light, allowing more sunlight to reach the active elements of solar cells.

SourceRice University·JournalACS Applied Materials & Interfaces·DateMay 13, 2015

From brittle to plastic in 1 breath

Researchers at Rice University have found ways to make 2D molybdenum disulfide exhibit superplasticity by manipulating its gas environment, allowing it to deform without breaking. This breakthrough opens the possibility of tailoring the plastic properties of these materials for specific applications.

SourceRice University·JournalNano Letters·DateMay 4, 2015

Chromosome-folding theory shows promise

Researchers at Rice University have developed a new theory on chromosome folding, which is crucial for understanding gene regulation and other biological processes. The theory predicts the folding mechanisms and resulting structures of chromosomes using statistical tools and energy landscapes.

SourceRice University·JournalProceedings of the National Academy of Sciences·DateApr 29, 2015

New tactic targets brain tumors

A new study from Rice University suggests that therapies targeting the insulin signaling pathway in brain tumors may be ineffective if they target the wrong molecules. Researchers found that glioblastomas, the deadliest form of brain cancer, have a complex relationship with insulin and other growth factors.

SourceRice University·JournalPLOS Computational Biology·DateApr 20, 2015

Nanotubes with 2 walls have singular qualities

Rice University researchers discovered that double-walled carbon nanotubes can be tuned for specific electronic properties by controlling their configuration and distance between walls. The study found that combining metallic with semiconducting nanotubes could lead to the creation of nanotube transistors.

SourceRice University·JournalNanotechnology·DateApr 16, 2015

Cobalt film a clean-fuel find

Researchers at Rice University have discovered a cobalt-based thin film that can produce both hydrogen and oxygen from water to feed fuel cells. The film is highly porous, inexpensive, and scalable, making it a potential alternative to expensive metals like platinum in water-electrolysis devices.

SourceRice University·JournalAdvanced Materials·DateApr 15, 2015

Amniotic stem cells demonstrate healing potential

Rice University and Texas Children's Hospital scientists successfully used amniotic stem cells to promote blood vessel growth in hydrogels, enhancing tissue repair for infants with birth defects. The study paves the way for biocompatible patches for congenital heart defects.

SourceRice University·JournalJournal of Biomedical Materials Research Part A·DateApr 9, 2015

Cells exercise suboptimal strategy to survive

A new study published in BMC Systems Biology uses computational method corsoFBA to model cellular metabolism and discover how organisms adapt to changing environments. The researchers, led by Amina Qutub, aim to develop new treatments for diseases such as stroke and cancer.

SourceRice University·JournalBMC Systems Biology·DateApr 6, 2015

How do you feel? Video of your face may tell all

Rice University engineers create a highly accurate, touch-free system that analyzes subtle changes in skin color to monitor patients' vital signs. The technique overcomes challenges of low-light conditions, dark skin tones and movement by averaging skin-color change signals from different face regions.

SourceRice University·JournalBiomedical Optics Express·DateApr 6, 2015

Water makes wires even more nano

Rice University scientists have developed a technique called meniscus-mask lithography to create sub-10 nanometer wide wires from various materials. The method uses the curvy surface of water as a mask, enabling the production of ultra-nano structures that are crucial for miniaturizing electronic devices.

SourceRice University·JournalNano Letters·DateApr 6, 2015

Rice fine-tunes quantum dots from coal

Researchers at Rice University have developed a method to control the size-dependent band gap of coal-based graphene quantum dots, enabling specific semiconducting properties. The new process uses ultrafiltration or direct control of reaction temperature, producing smaller dots with different optical and electronic properties.

SourceRice University·JournalACS Applied Materials & Interfaces·DateMar 18, 2015

Maps predict strength of structures

Rice researchers Rouzbeh Shahsavari and Navid Sakhavand have created universal maps that predict the properties of natural and biomimetic platelet-matrix composites. The maps are dimensionless and can be applied to materials built with nanoscale blocks as well as brick walls, or bigger.

SourceRice University·JournalNature Communications·DateMar 16, 2015

Designing a better way to study stomach flu

A team of researchers is working on a five-year program to create a bioreactor that more closely simulates the complex tissues and dynamic movements of the intestinal track. This project aims to deliver a simple, easy-to-use and relatively inexpensive system for infectious disease labs.

Symmetry matters in graphene growth

The study found that geometric relationships between graphene and the substrate determine island shapes, with triangular surfaces leading to more irregular structures. Understanding this process can help design grain boundaries with specific properties, useful for electronics applications.

SourceRice University·JournalPhysical Review Letters·DateMar 16, 2015

Asphaltene analysis takes a giant step

Asphaltene analysis takes a giant step with the development of an indirect method that detects and measures particles as small as 100 nanometers. This technique can accurately quantify asphaltene precipitation and account for water presence, offering valuable insights into preventing clogs in oil production lines.

SourceRice University·JournalEnergy & Fuels·DateFeb 24, 2015

Buckyballs offer environmental benefits

Researchers at Rice University have discovered that treated carbon-60 molecules can remove metals from water and other liquids, with the ability to reserve them for future use. The process also shows promise for separating specific metals from complex fluids, potentially addressing contaminated water issues.

SourceRice University·JournalDalton Transactions·DateFeb 9, 2015

Nano-antioxidants prove their potential

Researchers have successfully tested nanoparticles that can quickly quench damaging superoxides, potentially protecting against further brain damage in traumatic injuries. The particles, known as PEG-HCCs, have shown an enormous capacity to neutralize thousands of reactive oxygen species molecules, restoring normal oxygen levels.

SourceRice University·JournalProceedings of the National Academy of Sciences·DateFeb 9, 2015

Worms lead way to test nanoparticle toxicity

A Rice University study uses the lowly roundworm to measure the effects of various nanoparticles on individual organisms and entire populations. The researchers found that five types of nanoparticles showed little to no toxicity, while others were moderately or highly toxic to the worm population.

Winding borders may enhance graphene

New research suggests that sinuous grain boundaries in graphene can relieve stress, resulting in enhanced mechanical strength and predictable electronic transport gaps. This discovery may lead to the development of polycrystalline graphene with precise misalignment of components, enabling the control of semiconducting characteristics.

SourceRice University·JournalAdvanced Functional Materials·DateFeb 2, 2015

Evidence mounts for quantum criticality theory

A new study by Rice University and international collaborators adds to the growing evidence for a theory that explains high-temperature superconductivity and heavy fermion physics through quantum fluctuations. The research observed a sharp Fermi surface reconstruction, consistent with theoretical predictions of unconventional quantum c...

SourceRice University·JournalProceedings of the National Academy of Sciences·DateJan 30, 2015

How cancer turns good cells to the dark side

A new study by Rice University researchers shows how cancer cells use 'jagged' proteins to hijack cell-signaling process and promote metastasis. The mechanism plays a crucial role in embryonic development and wound healing.

SourceRice University·JournalProceedings of the National Academy of Sciences·DateJan 26, 2015

The latest fashion: Graphene edges can be tailor-made

Researchers at Rice University have discovered a method to control the edge properties of graphene nanoribbons by manipulating the conditions under which they are pulled apart. This allows for the creation of semiconducting graphene with desirable electronic properties, opening up new possibilities for applications in modern electronics.

SourceRice University·JournalNanoscale·DateJan 23, 2015

Hydrogels deliver on blood-vessel growth

Researchers have created a new hydrogel that can be injected into wounds, forming scaffolds that help them heal quickly. The material promotes angiogenesis, the growth of blood vessels, which is essential for tissue repair and reduces the risk of complications.

SourceRice University·JournalACS Nano·DateJan 20, 2015

Laser-induced graphene 'super' for electronics

Researchers at Rice University have developed stacked, three-dimensional supercapacitors using laser-induced graphene, which show excellent energy-storage capacity and power potential. The devices can be scaled up for commercial applications and offer flexibility and scalability benefits.

SourceRice University·JournalACS Applied Materials & Interfaces·DateJan 14, 2015

Atomic placement of elements counts for strong concrete

Researchers Rouzbeh Shahsavari and Saroosh Jalilvand found that atomic-level forces affect the mechanical properties of complex particle-based materials, such as concrete. They suggest new ways to fine-tune chemistry to make concrete less prone to cracking and more suitable for specific applications.

SourceRice University·JournalACS Applied Materials & Interfaces·DateJan 14, 2015