The prelude to Andrew Craig Sharpe’s new play first saw the light of day at the Stockwell Playhouse One Act Festival in 2019. It featured two souls, Harry and Kirsty, separated by a generation who ...

Two scientists at the University of Toronto have created a square spiral crystal with a photonic band gap (PBG). Constructed using a glancing angle deposition method, the tetragonal structure should ...

Researchers offer a new method to disrupt spiral waves that uses less energy and that may be less painful than traditional defibrillation. A spiral wave of electrical activity in the heart can cause ...

A spiral wave of electrical activity in the heart can cause catastrophic consequences. One spiral wave creates tachycardia — a heart rate that’s too fast — and multiple spirals cause a state of ...