Safety versus sleep – a conflict and an evaluation
„We need brightly lit streets to protect women from rape!” Really? Seriously?!? I’ve reached the point where I get angry – and I have some good arguments why we do …
„We need brightly lit streets to protect women from rape!” Really? Seriously?!? I’ve reached the point where I get angry – and I have some good arguments why we do …
Right now, there is pretty much one topic: Covid-19. Many hope for a vaccine, but it’s not less important to find a treatment and others way to prevent infection. The …
Sleep usually happens at night. For our ancestors, there were very practical reasons for this. Artificial light was expensive, high maintenance, and not without danger. Also, it was too dim …
In today’s world, LED displays are omnipresent. We use them for computers, smart phones, e-book readers and television. And we use all these appliances until late at night, often …
Sleep is an important topic these days. How many hours of sleep do we need, at which time of the night, and in what position? Some people are boasting about …