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Researchers use fluorescent nanosensors to track down bacteria

Researchers from Bochum, Göttingen, Duisburg and Cologne have developed a new method for detecting bacteria and infections.

25 Nov 2020

Researchers propose to make new laser 'blade' for medical scalpels

Scientists from Tomsk Polytechnic University and Saratov State University teamed up with colleagues from Taiwan and proposed to make a laser 'blade' for a medical scalpel with a specified curved shape using a photonic 'hook'.

22 Nov 2020

HU laboratories develop novel treatment methods and technology to fight against COVID-19

A couple of days before October, the world hit another bleak milestone as the number of deaths due to COVID-19 reached one million.

23 Oct 2020

A new method for imaging-guided synergistic cancer therapy

A joint research team led by Prof. WANG Hui and Prof. LIN Wenchu from the High Magnetic Field Laboratory of the Hefei Institutes of Physical Science developed a synthesis of metal-free multifunctional therapeutic reagents, called graphitic carbon nitride quantum dots embedded in carbon nanosheets (CNQD-CN), via a one-step hydrothermal treatment.

15 Oct 2020

New approach uses noise to characterize and cross-calibrate spectroscopy instruments

Optical spectrometers are instruments with a wide variety of uses. By measuring the intensity of light across different wavelengths, they can be used to image tissues or measure the chemical composition of everything from a distant galaxy to a leaf.

14 Oct 2020

Study shows LED-based UV irradiation prevents bone and muscle loss in aging mice

A research team at Nagoya University in Japan has revealed that narrow-range ultraviolet (UV) irradiation using light emitting diodes (LEDs) safely increases serum vitamin D levels in aging mice and thereby prevents the loss of their bone and muscle mass.

9 Oct 2020

Light therapy is safe and can benefit patients with TBI, shows study

Light therapy is safe and has measurable effects in the brain, according to a pioneering study by researchers from the Wellman Center for Photomedicine at Massachusetts General Hospital (MGH).

23 Sep 2020

NIST researchers develop 3D-printing technique to fabricate gels and soft materials

Researchers at the National Institute of Standards and Technology (NIST) have developed a new method of 3D-printing gels and other soft materials. Published in a new paper, it has the potential to create complex structures with nanometer-scale precision.

23 Sep 2020

Study shows effectiveness of UV-C light for killing COVID-19 on N95 respirators

Dermatology researchers at Henry Ford Health System, in collaboration with a team at the University of Michigan, have demonstrated that certain N95 respirators tainted with COVID-19 can be effectively and safely decontaminated for reuse using ultraviolet-C light (UV-C), a method commonly utilized for treating rare skin diseases.

22 Sep 2020

Safer UVC light effectively kills SARS-CoV-2

A study conducted by Hiroshima University researchers found that using Ultraviolet C light with a wavelength of 222 nanometers which is safer to use around humans effectively kills SARS-CoV-2 -- the first research in the world to prove its efficacy against the virus that causes COVID-19.

17 Sep 2020

Ceftazidime flagged as a potential inhibitor of the SARS-COV-2 virus

After screening more than 3,500 FDA-approved drugs and small molecules, researchers at the Chinese Academy of Sciences found that ceftazidime, an antibiotic approved for use in treating pneumonia, binds to the receptors that the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) binds to in human cells.

17 Sep 2020

World’s smallest optical ultrasound detector developed

Researchers at Helmholtz Zentrum München and the Technical University of Munich (TUM) have developed the world's smallest ultrasound detector. It is based on miniaturized photonic circuits on top of a silicon chip.

16 Sep 2020

Scientists develop a rapid, reliable and low-cost COVID-19 antibody test

Robust and widespread antibody testing has emerged as a key strategy in the fight against SARS-CoV-2, the virus responsible for the COVID-19 pandemic.

8 Sep 2020

Exposure to light-emitting media devices at night linked with poor sperm quality

Men might want to think twice before reaching for their smartphone at night. A new study found correlations between electronic media use at night and poor sperm quality.

27 Aug 2020

Scientists win grant to study brain's role in tracking odors

Seeking to unravel the mystery of how animals follow scent, a team of scientists from the University of Colorado Anschutz Medical Campus, the University of Colorado Boulder and Columbia University, have won a grant to peer deeply inside the brain as the process takes place.

12 Aug 2020

New study shows the mechanism of brain to recognize specific smells

An Italian-American research conducted by researchers at the IIT-Istituto Italiano di Tecnologia (Italian Institute of Technology) in Rovereto (Italy) and Harvard University in Boston (Usa) explains for the first time the mechanisms used by our brain to recognize specific smells.

29 Jul 2020

Study: Mosquitoes species are attracted and repelled by light at different times of day

In a new study, researchers found that night- versus day-biting species of mosquitoes are behaviorally attracted and repelled by different colors of light at different times of day.

28 Jul 2020

Disinfection of drinking water using UV light

While awaiting full access to their labs due to COVID-19 restrictions, scientists at the National Institute of Standards and Technology have taken this rare opportunity to report the technical details of pioneering research they conducted on the disinfection of drinking water using ultraviolet light.

23 Jul 2020

Scientists want to know more about using UV light to fight COVID-19 spread

High up near the ceiling, in the dining room of his Seattle-area restaurant, Musa Firat recently installed a “killing zone” — a place where swaths of invisible electromagnetic energy penetrate the air, ready to disarm the coronavirus and other dangerous pathogens that drift upward in tiny, airborne particles.

22 Jul 2020

New assay improves detection of SARS-CoV-2 antibodies

Researchers at the University of California Santa Cruz have developed a new assay for the detection of antibodies against severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) that they say provides significant advantages over the techniques currently used.

20 Jul 2020