What you see in the sky is not always reality. There are many illusions up there. Whenever you gaze at the starry sky, you’re not seeing the stars in real time. You’re actually gazing into the past in ...

Let's suppose you need to measure the mass of some water, and you want to construct a scale to do it. But you are in a normal house filled with normal stuff. There’s no fancy scientific equipment. Can ...

In 1993, a bank in Abbotsford, Canada hired a 23-year-old stock broker named Trent Dyrsmid. Dyrsmid was a rookie so nobody at the firm expected too much of his performance. Moreover, Abbotsford was ...