Medical research

New model simulates the temperature rise of laser-heated skin

Laser treatment is now commonplace across various fields of medicine including dermatology, where it is commonly used to remove scars, wrinkles, and freckles. The technology, however, has a major downside: despite continued ...

Diseases, Conditions, Syndromes

Coronavirus: the importance of ventilation

Using laser light techniques, UvA physicists and medical researchers have found that small cough droplets, potentially containing virus particles, can float in the air in a room for many minutes, especially when the room ...

Diabetes

Inexpensive retinal diagnostics via smartphone

Retinal damage due to diabetes is now considered the most common cause of blindness in working-age adults. In low- and middle-income countries, an eye examination via smartphone could help to detect changes at an early stage. ...

Neuroscience

Optical stimulation causes marmosets to move their forelimbs

RIKEN neuroscientists have succeeded in getting marmosets to move their forelimbs when they shine laser light on the motor cortex—the brain region responsible for planning, conducting and controlling voluntary movements. ...

Oncology & Cancer

Laser light detects tumors

Cancer—this diagnosis affects almost every second German at some point in their life. It is the second most frequent cause of death in Germany. But the earlier the disease is diagnosed, the greater are the chances of surviving ...

Neuroscience

Proof it's possible to enhance or suppress memories

What if scientists could manipulate your brain so that a traumatic memory lost its emotional power over your psyche? Steve Ramirez, a Boston University neuroscientist fascinated by memory, believes that a small structure ...

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