Invisible particles could include signs of life
￫ Every second, some 100,000 billion particles known as neutrinos speed through your body without you noticing them. The neutrinos are as tiny as electrons, but carry no electric charge, so they pass freely through all matter. Given this ability, some scientists believe that the tiny ‘ghost particles’ might be used by an intelligent civilisation to send messages through space with a neutrino ray. As neutrinos are not slowed
