Our physics expert picks his top-five equations, plus a scheme to supply US power needs with a bucket of baseballs. Thanks, ...

How is matter different from mass? These and other questions about the deepest levels of physics, answered inside.

Conserved quantities in physics include charge, linear and angular momentum, and mass-energy, the latter of which is the relationship Einstein expressed in his famous equation E = mc².

In contrast to conventional organic synthesis, mechanochemistry does not use solvents that eventually become industrial ...

The famous second law of thermodynamics says that the world gets more and more disordered when random chance is at play. Or, ...

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Bohr made numerous contributions to physics during his career, but it was his work on atomic structure and quantum theory that won him the 1922 Nobel ... light to emit in order to reach another energy ...

This article will provide the students with the Class 12 Physics sample paper. Sample papers or model papers can prove to be the best sources for students to prepare for their upcoming end-term exams.

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 ...

Condensed-matter physics is the study of substances in their solid state. This includes the investigation of both crystalline solids in which the atoms are positioned on a repeating three ...