Measuring time by the Sun, the Moon and the Stars. As the sun moves across the sky, shadows change in direction and length, so a simple sundial can measure the length of a day. It was quickly noticed that the length of the day varies at different times of the year.
PhoneClean is a software thatâs used to not only rid your iPhone of unnecessary clutter that may be slowing your device down but also does it in a safe and secure manner so you will never have to work about having your privacy invaded.
How safe is Instagram? While Instagram is a very popular mobile application, some may ask: is it safe, too?. The answer is: yes, for the most part.. That is to say that Instagram is about as safe as many of the other popular social networks, such as Facebook and Twitter. What this means is that Instagram is relatively safe to use, as long as you don't do something on it that's overly careless or in violation of their terms of use. Still, there are some general precautions that you should take in order to be safe on Instagram.