Children sometimes feel like minutes last for hours, while adults feel like hours last for minutes. We live in the continuum of time, a unit that can be more of less intuitive to understand and measure. In this post we discuss a few notions. What is time?
When I was a kid my parents were often telling me to not read or work under dark light conditions. If they came into my bedroom and saw me study without the main light, or my desk lamp was off, for example when my book or worksheet was shaded, they asked me to turn them on. They would tell me “it’s bad for your eyes to work without enough light“. While as a kid I wasn’t too thrilled about the constant reminders I think they did the right thing. To this day I don’t need reading glasses.
Now there are new light technologies coming out. There is skepticism whether LED lights provide the right type of wavelength. LED lights save energy but emit little infrared. Let’s look at some of the properties of natural sunlight
Dinosaurs remain one of the most mysterious species ever found through fossils, as we study the history of our planet. When we explore our past we realize that it is immense. Billions of years separate us from the beginning of life, while millions of years separate us from the death of the dinosaur species. What happened then? Why did dinosaurs die? [Read more…]
Spring is in full force. Layla and I wanted to go for a walk before the sunset, so I looked at the windows: skies looked clear. As soon as we went out it started raining cats and dogs, and it was still sunny. It stopped after a few minutes so we could finish without getting quite as wet. Made a quick video.
Every year many sign up for a gym membership they rigorously follow for a good 3 weeks. Then we move back to the pre-resolution habits. Some other times we start sports with the goal of practicing them for a long time, and also give up. Why is this? [Read more…]