One of his most famous Christmas lectures concerned the chemical history of a candle ... computer and then 3D-print those structures. "It's a bit like freezing a fire's flame in time and being ...

Wuzong Zhou, a professor of chemistry, said: ‘A colleague from another university said to me: "Of course, no one knows what a candle flame is actually made of." ‘I told him I believed science ...

A YouTube video shows how the smoke burning from an extinguished flame can be used to relight a candle. There's no fancy material or special wicks involved - it's all a question of timing - and ...