All forms of electromagnetic radiation, whether they're called waves or rays, are generated by particles in motion. In a radio signal, for example, negatively charged electrons quickly move back ...
The discovery, centred around controlling tiny hurricanes of light and electromagnetic fields, could revolutionise how much information we can deliver over cables.
Sue Howard, 63, has brought apples picked from her yard. She’s the person who invited everyone. She’s the old hand, a Green Banker since 2016, and one of many who took Barrett under their wings when ...