There is something about the sight of a bubble hanging effortlessly in the air that excites a childlike wonder in us, whatever our age. Perhaps it’s their delicate beauty, almost transparent, glimmering with a rainbow of colours? Perhaps it’s the temptation to pop them? For me, the most amazing thing about bubbles is that they make themselves. Continue reading
Water is a strange thing. The unique structure of its molecules allow it take on three different forms: a liquid that is easily absorbed into porous substances (i.e. it’s wet!), ice that floats, and a gas. In the book Water and Life: The Unique Properties of H2O, the biophysicist Felix Franks has contributed a chapter explaining some of these properties, and how they may have played a part in the origin of life.
Physicists working at the atomic or molecular scale are revolutionising industry with their ultra-small chips and mini-machines, but in a sense nanotechnology is nothing new. Nature got there first, and we are only just beginning to catch up Continue reading