Chlorine (Cl) is a vital element in nature, used in industry as a disinfectant. Characterized by its highly reactive habits, chlorine is...

What exactly causes onions to make a person cry? The answer involves a combination of chemistry and enzymes. The trigger behind the tears...

Quintessence relates to the cosmic life force or pure essence of an element, and is common to all living things. It's also compared to...

The perception of the four elements defines the way a person sees the natural world and one's place within it. These fundamentals are...

The Four Elements of nature magic and philosophy, Earth, Air, Fire and Water, arise from ancient Greek thinkers around the 6th century...