Takaaki Kajita of Japan and Arthur B. McDonald of Canada have been jointly awarded the 2015 Nobel Prize in Physics for discovering that neutrinos, ubiquitous sub-atomic particles, can change identities and have a mass, controverting previously held assumptions and changing the way the world has understood matter.
Takaaki Kajita, Arthur McDonald awarded Nobel Prize in Physics
![Takaaki Kajita of Japan and Arthur B. McDonald of Canada have been jointly awarded the 2015 Nobel Prize in Physics for discovering that neutrinos, ubiquitous sub-atomic particles, can change identities and have a mass, controverting previously held assumptions and changing the way the world has understood matter.](https://youngmindsonline.org/wp-content/uploads/2015/10/Takaaki-Kajita-Arthur-McDonald-awarded-Nobel-Prize-in-Physics.jpg)