Topological defects are quasiparticles whose topological nature provides some stability against perturbations. Skyrmions, domain walls, dislocations in crystals, vortices in superconductors and ...

Key questions regarding the training and physiological qualities required to produce an elite rock climber remain inadequately defined. Little research has been done on young climbers. The aim of this ...

Metamorphopsia distorts central vision, making straight lines look wavy and flat objects look rounded. It happens when the retina or macula is damaged by disease, injury, or aging. Common causes ...