Takaaki Kajita and Arthur B. McDonald received the call from Sweden for their work on the Super-Kamiokande and SNO experiments.
A new breed of experiments seeks sources of cosmic rays and other astrophysics phenomena.
For physicists, seeing is not always believing.
Amateurs and professionals share the credit in the newest publications from the Space Warps project.
Is it possible that these fundamental building blocks of atoms have a finite lifetime?
Dark matter experiments are becoming so sensitive, even the ghostliest of particles will soon get in the way.