Cows are notorious for lazily standing around, nonchalantly chewing their cud while staring into space. Ambitious cows may also spend some time swatting the occasional fly with their tails. It is a simple life, constantly inundated with bouts of flatulence and burps. In fact, the global cattle population is the largest contributor of methane gases [...]

You look through it, drink out of it, watch television with its reflection-glass is everywhere. The uses are almost endless. Glass has existed since the beginning of time, where natural intense heat created by volcanic eruptions, meteors and lightning strikes transformed certain rock into this shiny smooth material. The earliest glass (non-translucent) dates back to [...]