Monday, May 20, 2019
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UVC light-diffusing optical fiber

‘Safe’ UV Light May Prevent Infections in Catheters, Cardiac Drivelines

A specific wavelength of ultraviolet light, now delivered through light-diffusing optical fibers, is highly effective at killing drug-resistant bacteria in cell cultures, according to...
Heart Failure

Drug Reduces Deaths from Underdiagnosed Form of Heart Failure

A phase three clinical trial has shown that a drug called tafamidis significantly reduces deaths and hospitalizations in patients with transthyretin amyloid cardiomyopathy (ATTR-CM),...
skin diseases

Mutations in This Molecule May Have Helped Mammoths Tolerate the Cold

Columbia University biomedical researchers have captured close-up views of TRPV3, a skin-cell ion channel that plays important roles in sensing temperature, itch, and pain.Why...
autism

First Biomarker Evidence of DDT-Autism Link

A study of more than 1 million pregnancies in Finland reports that elevated levels of a metabolite of the banned insecticide DDT in the...
Lithium Battery

Looking Inside the Lithium Battery’s Black Box

Lithium metal batteries hold tremendous promise for next-generation energy storage because the lithium metal negative electrode has 10 times more theoretical specific capacity than...
miniaturization of transistors

Quantum Interference May Be Key To Smaller Insulators

Ever shrinking transistors are the key to faster and more efficient computer processing. Since the 1970s, advancements in electronics have largely been driven by...
Nanoscale Devices

Columbia Researchers Squeeze Light into Nanoscale Devices and Circuits

As electronic devices and circuits shrink into the nanoscale, the ability to transfer data on a chip, at low power with little energy loss,...
Chip-Scale Broadband

New Study First to Demonstrate a Chip-Scale Broadband Optical System that...

Researchers at Columbia Engineering have demonstrated, for the first time, a chip-based dual-comb spectrometer in the mid-infrared range, that requires no moving parts and can acquire...
Graphene Transistors

Researchers Control the Properties of Graphene Transistors Using Pressure

A Columbia University-led international team of researchers has developed a technique to manipulate the electrical conductivity of graphene with compression, bringing the material one...
cell therapy

New Cell Therapy Aids Heart Recovery—Without Implanting Cells

Heart disease is a major global health problem—myocardial infarction annually affects more than one million people in the U.S. alone, and there is still...
Robotic Spine Exoskeletonvideo

First Dynamic Spine Brace—Robotic Spine Exoskeleton—Characterizes Spine Deformities

Spine deformities, such as idiopathic scoliosis and kyphosis (also known as “hunchback”), are characterized by an abnormal curvature in the spine. The children with...
stem cellsvideo

Adult-Like Human Heart Muscle Grown from Patient-Specific Stem Cells

Growing human cardiac tissue that behaves like native heart muscle would be transformative for biomedical research, enabling researchers to study human physiology and model...
Suicide

Suicide Risk for Youth Sharply Higher in the Months after Self-Harm

A study led by Columbia University Irving Medical Center (CUIMC) revealed that young Americans had a sharply higher risk of suicide in the months...
silicon-based chip

Dual Frequency Comb Generated on a Single Chip Using a Single...

In a new paper published today in Science Advances, researchers under the direction of Columbia Engineering Professors Michal Lipson and Alexander Gaeta have miniaturized dual-frequency combs by putting two frequency comb generators on...
breast cancer

Near-Infrared Light May Identify Breast Cancer Patients Who Will Benefit Most...

A new optical imaging system developed at Columbia University uses red and near-infrared light to identify breast cancer patients who will respond to chemotherapy....
Wearable Electronicsvideo

Columbia Engineers Develop Flexible Lithium Battery for Wearable Electronics

The rapid development of flexible and wearable electronics is giving rise to an exciting range of applications, from smart watches and flexible displays—such as...
Parkinson’s Diseasevideo

Robotic Device Improves Balance and Gait in Parkinson’s Disease Patients

Some 50,000 people in the U.S. are diagnosed with Parkinson's disease (PD) every year. The American Institute of Neurology estimates there are one million...
Insomnia

Amber-tinted Glasses May Provide Relief for Insomnia

How do you unwind before bedtime? If your answer involves Facebook and Netflix, you are actively reducing your chance of a good night’s sleep....
molecular switches, Psychiatric disorders, lupus, hepatitis c, psychiatric disorders, genes, psychiatric conditions, carotid artery

The Downside of Knowing Too Much about Our Genes

Self-knowledge is a goal greatly prized by mystics and philosophers. However, too much knowledge about one’s own genes can lead to some adverse psychological...
soft roboticsvideo

One Step Closer to Lifelike Robots

Researchers at Columbia Engineering have solved a long-standing issue in the creation of untethered soft robots whose actions and movements can help mimic natural biological systems....