Health

Do white LEDs disrupt our biological clocks?

You come into contact every day with light-emitting diodes (LEDs) -- they illuminate alarm clocks, new televisions, traffic lights, and smartphone displays. Increasingly, you will see white-light versions of LEDs becoming ...

Neuroscience

Redefining how the brain plans movement

In 1991, Carl Lewis was both the fastest man on earth and a profound long jumper, perhaps the greatest track-and-field star of all time in the prime of his career. On June 14th of that year, however, Carl Lewis was human. ...

Psychology & Psychiatry

Insecure childhood can make dealing with stress harder

Imagine two candidates at a high stakes job interview. One of them handles the pressure with ease and sails through the interview. The other candidate, however, feels very nervous and under-performs.

Health

To assess the mobility of bed-ridden patients

In June a monitoring system is becoming commercially available that will allow nursing staff to accurately record the mobility of bedridden persons. The system has been developed for the prevention of bedsores by Compliant ...

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