From living matter to molecules to elementary particles, the world is made of “chiral” objects that differ from their ...

The STAR uses two screws (one left-hand screw and one right-hand screw) to propel itself along the ground. Rotating the screws in different directions allows the robot to move forwards ...

left-handed screws. Scientists at the University of Bonn have now demonstrated the existence of right-handed and left-handed "magnetic vortices". Through their research, in collaboration with ...

This is probably why most screws and other threaded fixings require ... The fact that 15 per cent is left-handed signifies that being so isn’t particularly disadvantageous.