WHEN Martyn Millwood Hargrave got his first chemistry set at the age of seven, his world opened up. “Growing a crystal every night in the freezing cold got me interested in science,” he said. He has come a long way in 50 years. He trained as a geophysicist and has set up and sold three… Continue reading How I Made It: Martyn Millwood Hargrave, founder of Ikon Science