TechZone ► https://goo.gl/Gj3wZs
Humankind is more than two and a half million years old, many things have happened during this time and every one of them keeps raising questions. What will happen if you freeze a person for a century? What do you feel when you return to earth from outer space? Why do people in old photographs look ill? Today, we will lift the veil of secrecy and... well, and tell you a lot of interesting things.