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French silversmith Puiforcat and Michelin-star chef Pierre Gagnaire (of Gaya in Paris and Twist at the Mandarin Oriental Las Vegas) have designed the ultimate chef’s tool: a sleek collection of knives that never dull. The blades have been built with technology developed by Evercut, which uses a laser to fuse ...

Molecules that are twisted are ubiquitous in nature, and have important consequences in biology, chemistry, physics and medicine. Some molecules have unique and technologically useful optical properties; the medicinal properties of drugs depend on the direction of the twist; and within us – think of the double helix – twisted DNA can interact with different proteins.