Copper and lutetium metal ions chaperone this molecular strand into a three-twist knot. Credit: Credit: Stuart Jantzen, Biocinematics It’s annoyingly easy to tangle your headphones into a mess of ...

Knots are not just for shoelaces and sailing lines. In the last decade, physicists have shown that swirling liquids can ...

SMALL PRINT:MOST OF us curse knots – in our shoe laces, in long tresses, in our ties and in streams of traffic. But some people celebrate them, studying them with delight and disecting them with a ...

It’s the bane of any avid music listeners; headphones seemingly always become tangled when they’re stored in a pocket, bag or elsewhere. But the mystery of headphones tangling might finally be solved ...