1… Sciencealert, The string theory/
2… 23.07.2015: By FIONA MACDONALD, http://www.sciencealert.com.
Scientists have finally discovered massless particles, and they could revolutionise electronics
After 85 years of searching, researchers have confirmed the existence of a massless particle called the Weyl fermion for the first time ever. With the unique ability to behave as both matter and anti-matter inside a crystal, this strange particle can create electrons that have no mass.