Using 3D time-lapse imaging, scientists have discovered that plant roots twist and buckle to generate force and push through barriers, allowing them to grow in difficult soil conditions. The study sheds new light on the mechanics of root growth and reveals a previously unknown connection between root geometry and force generation.
A new study by Cornell University finds that employed mothers spend three-and-half fewer hours per day on children's diet and exercise compared to stay-at-home mothers. Meanwhile, working fathers devote just 13 minutes daily to such activities.
Researchers at Cornell University used a new technology to measure pupillary changes in response to erotic videos, revealing that pupils widened most for people who found the videos attractive. The study confirms previous research suggesting women have a different type of sexuality than men and provides insight into male bisexuality.
A new bird species, the Sira Barbet, has been discovered in Peru's cloud forest with distinct color patterns and unique genetic characteristics. The team used mitochondrial DNA sequences to confirm its status as a new species within the barbet family.
A study by Cornell University researchers found that same molecular changes confer resistance in multiple insect species across four orders, suggesting a high level of evolutionary repeatability
Researchers at Cornell University have decoded a gene that contributes to tomato sugar, carbohydrates, and carotenoid levels. The uniform ripening mutation, which commercial breeders select for, eliminates photosynthesis in fruit, reducing sugar levels.
Melting Arctic sea ice can trigger domino effects leading to severe winter weather outbreaks in the Northern Hemisphere. This phenomenon is associated with a weakening of the polar vortex and jet stream, allowing cold Arctic air masses to invade lower latitudes.
The tomato genome sequence provides detailed information about its genes and chromosomes, enabling researchers to improve crop yields and quality. The full genome sequence allows for faster and less expensive sequencing of other varieties, with potential applications in improving taste, nutritional content and disease resistance.
A Cornell University study found that the perceived benefits of family meals on teen well-being may not be as strong or lasting when controlled for other aspects of the family environment. Family resources and relationships are key factors in facilitating regular family dinners.
A new study by Cornell University researchers found that genetic factors explain some variation in people's political attitudes and economic decisions. However, the effects of individual genetic variants are tiny and scattered across the genome, making it difficult to predict economic and political preferences.
A Cornell University scientist and designer from Africa have developed a fashionable hooded bodysuit embedded with insecticides to ward off mosquitoes infected with malaria. The garment, made with metal organic framework molecules, can provide extra protection throughout the day and last longer than traditional repellents.
A pioneering study found that increased maternal choline intake during pregnancy can decrease children's chances of developing hypertension and diabetes. The researchers believe choline alters gene expression patterns involved in cortisol production, potentially reducing stress-related diseases.
Researchers at Cornell University have engineered E. coli bacteria to produce glycoproteins for pharmaceuticals, reducing production time and cost. The method, called 'glycans by design,' uses enzymes to tailor sugar structures, leading to the development of cheaper and faster pharmaceuticals.
A team of researchers found a crucial connection between genetic variation and geographic distances in Florida Scrub-Jays. Maintaining or restoring networked scrub-oak habitats within 2-3 miles is essential for sustaining genetic diversity and promoting the species' long-term survival.
To increase yields by 2020, scientists are developing new durably disease-resistant varieties of wheat through shuttle breeding. These advanced breeding techniques have resulted in over 20 Ug99-resistant varieties released or in trials in eight countries.
Researchers warn that billions of engineered nanoparticles are ingested daily, potentially blocking iron absorption and causing subtle effects on health. The study used chickens as a model to simulate human exposure and found changes in intestinal cell structures.
A new study at Cornell University finds that motherhood is associated with women exiting research fast-track careers at twice the rate of men. Despite equal pay and promotion, women face outdated policies that make it incompatible with a tenure-track research career.
A Cornell University study reveals that attending college lowers marriage chances for those from low-income backgrounds, but increases chances for those in higher social strata. Social and cultural factors, not just income, play a central role in marriage decisions, according to the research.
A new study published in Acta Paediatrica found that children prefer colorful food plates with multiple items and figurative designs, while adults tend to prefer simpler arrangements. The study suggests that adding color to meals can make nutritionally diverse foods more appealing to picky eaters.
A study by Cornell University reveals that over two-thirds of cohabitating couples fear dealing with divorce's social, legal, emotional, and economic consequences. Middle-class subjects are more favorable towards marriage than their working-class counterparts, who view it as having little benefits.
In a study co-authored by Cornell University researcher Harry Greene, men are attacked by giant pythons but also target them for food, competing for the same local deer, wild pigs, and monkeys. The complex relationships between humans and snakes highlight broader patterns of predation and competition in the natural world.
Research by Cornell University and Rutgers University found that bees and flowering plants are keeping pace with climate change, arriving earlier in the spring. This shift has been observed since 1970, when warming temperatures accelerated most rapidly, according to the study published in Proceedings of the National Academy of Sciences.
A new study reveals that bee swarms use inhibitory 'stop signals' to inhibit competing sites and choose the best option, similar to how neurons in human brains make decisions. This mechanism helps avoid costly dithering and ensures a single site is chosen.
Cornell University researchers found that altering endothelial cell behavior in hardened vessels can reduce the effects of aging on vessel health. By tricking cells into thinking vessels are not stiff, inflammation is reduced, potentially preventing atherosclerosis.
Scientists used powerful synchrotron spectroscopy and computational modeling to reveal carbon as the mystery atom in nitrogenase, a complex enzyme crucial for life. The research was published online in Science and provides insight into the chemistry of how the cluster behaves, a step toward unraveling its mechanism.
A new Cornell University review article finds that powerful environmental cues are subconsciously bending willpower every day. Portion size emerged as one of the most powerful links to overeating, with package size playing a significant role.
A 1956 film shot by a dentist from Pennsylvania captures the last confirmed sighting of an imperial woodpecker in the wild. The footage shows a female bird foraging and then taking flight, offering insights into the species' behavior before its extinction.
Cornell researchers have surpassed two major milestones toward a novel, exceedingly powerful X-ray source: a record-breaking electron gun emittance of 0.8 micrometers and a successfully tested prototype of a superconducting linac cavity.
A new genomic approach developed by Cornell University scientists enables precise identification of food-borne bacteria, facilitating the detection of outbreaks and their sources. This breakthrough method has the potential to uncover smaller outbreaks that may have gone unnoticed previously.
A study by Cornell University researchers found that psychopathic killers use specific word patterns when describing their crimes, including more conjunctions and words related to physical needs. These patterns can help identify potential psychopaths, potentially aiding in diagnosis and treatment.
A study published in Nature Communications reveals that most vertebrates, including humans and fish, share a common electroreceptive system. The researchers found that the sensory organs develop in the same pattern from the same embryonic tissue, confirming their evolutionary heritage.
Cornell researchers analyzed 2.4 million Twitter tweets from 84 countries, tracking daily mood patterns influenced by work, sleep, and daylight. Positive tweets peak early morning and midnight, with increased abundance on weekends, and follow a seasonal pattern tied to daylight hours.
Researchers at Cornell University discovered how Toxoplasma gondii evades the human immune system by hijacking immune cells and manipulating cell behavior. The parasite's ability to control its host's immune system challenges common conceptions of pathogen-host interactions.
Researchers analyzed genomes from East Asian, European, and African populations to discover the San people diverged from other humans 130,000 years ago. This finding contradicts previous estimates, providing a richer understanding of human evolution.
A study by Cornell University researchers found that songbirds' ability to learn and remember songs is linked to the size and proportion of their brain regions. The research suggests that species with larger higher brain areas relative to lower areas can learn dozens or hundreds of different notes.
Researchers observe helicase enzymes unzipping DNA by manipulating single molecules and observing nucleotide effects. They found ATP can cause unwinding, but only in single-molecule studies.
Researchers found that adenosine can modulate the entry of large molecules into the brain, establishing a gateway into the blood-brain barrier. They successfully transported large dextrans and antibodies into the brain using an FDA-approved drug, Lexiscan.
Researchers used high-speed microscopy to track particle motions in fluids, revealing the direct link between fluid flow and changes in viscosity. They found that particles are swept away by induced flows, causing fluids to become thinner, while rapid collisions form clusters, making the fluid thicker.
A new study from Cornell University found that eating portion-controlled lunches can lead to weight loss without overcompensating for reduced energy intake. Participants who followed the regimen lost an average of 1.1 pounds per two weeks.
New research provides key clues to looping morphogenesis, helping diagnose conditions like gastric torsion in large breeds and malrotation in babies. The study's findings could also aid in understanding the formation of other organs, such as hearts and vascular systems.
A study by Cornell University researchers reveals that men whose partners have stronger relationships with their closest friends are more likely to experience erectile dysfunction and difficulty achieving orgasm during sex. This phenomenon, known as partner betweenness, undermines traditional masculine values of autonomy and privacy.
A new study by Cornell University researchers found that US physicians spend nearly $61,000 more annually on administrative expenses due to the complexity of US health insurance systems. This burden disproportionately affects nurses and medical staff in the US.
The new discs mimic the natural structure of human discs, with improved mechanical properties over time. This breakthrough could lead to a significant reduction in chronic back and neck pain, allowing patients to maintain their mobility and quality of life.
The Cornell-developed Planar Fourier Capture Array (PFCA) is a pinhead-size, lens-free camera that can resolve images about 20 pixels across. It uses the principles of the Fourier transform to capture multiple angles of light and has numerous applications in science, including surgery and robotics.
A study of midshipman fish has identified two distinct groups of neurons controlling sound duration and frequency for social communication. The research provides a simplified wiring diagram for understanding how the brain allows vertebrates to produce sounds, revealing an ancestrally shared brain area that originated in fishes.
Researchers have developed Cornell Dots, ultra-small particles that can light up cancer cells. The technology enables visualization during surgical treatment and shows invasive or metastatic spread to lymph nodes and distant organs.
Researchers at Cornell University have developed dermal templates made of type 1 collagen that promote vascular growth and encourage healthy skin to invade wounded areas. The templates are designed to improve healing outcomes and reduce the need for invasive surgeries.
Physicists have found that supersolid helium has liquid-like characteristics, contradicting previous assumptions of a solid state. The researchers attribute this behavior to moving defects in the crystal structure, which relax at higher temperatures.
Bicycle balance relies on a mixture of physical effects linked to mass distribution, not gyroscopic or caster effects. Researchers built a riderless bike that balanced itself without these effects.
Cornell researchers have discovered a new method for measuring current-induced torques in nonvolatile magnetic memory devices, which can write information without using magnetic fields. This breakthrough aims to improve the efficiency of these devices by reducing the need for large currents and thick wires.