Ancient Roman concrete arches contained volcanic ash, which helped them self-heal when cracks formed by reacting with water. This made them incredibly durable, lasting for millennia.
Pythagoras believed fava beans took away the "breath of life", claiming they contained the souls of the dead. One rumour of his death is that he came across a field of beans whilst being pursued by his enemies. He refused to cut across this field and w
Ancient Egyptians created artificial plants. They crafted fake flowers and garlands from materials like painted linen, papyrus, and thin metals to decorate temples, tombs, and homes. This practice dates back to around 2500 BCE, making Egypt one of the ea
An "android" (andro - man; eide - looks like) is a robot built to look like a human, while a "cyborg" (cybernetic organism) is a living thing with mechanical parts
