A new analysis reveals what happens when very short or narrow electron beams encounter a particle. The research is published ...

Physics is the search for and application of rules that can help us understand and predict the world around us. Central to physics are ideas such as energy, mass, particles and waves. Physics attempts ...

The Standard Model explains how the basic building blocks of matter interact, governed by four fundamental forces. The theories and discoveries of thousands of physicists since the 1930s have resulted ...

NOTE: Tax return forms and supporting documents must be filed electronically (see Electronic Services) or submitted on paper. Do NOT submit disks, USB flash drives, or any other form of electronic ...