Before Pompeii was engulfed in volcanic ash, its walls may have been battered by an ancient "machine gun" while the city was under siege. A study has uncovered compelling evidence that Roman forces ...

Sipra has established Gekonn, its new brand for metal Additive Manufacturing machines aimed at toolmaking, medical and ...

Introduction Cardiac arrest is a leading cause of death in industrialised countries. Cardiopulmonary resuscitation (CPR) guidelines follow the principles of closed chest compression as described for ...