3 days ago · The Physics page features the latest news in materials science, quantum physics, particle physics, and more.

Sep 29, 2025 · Here contains the collection of expert physics articles that deal with physics topics. These span all skill ranges and may include astronomy and cosmology topics.

Oct 13, 2025 · Physics Forums expert math and physics blog. Read and learn from expert math and science articles, tutorials, and guides. Test your science knowledge with our quiz.

May 27, 2015 · This perfectly legitimate question seems to cause a lot of confusion. So what is energy and how do conversations about what it is go wrong?

Feb 4, 2025 · Quantum physics underlies technologies from the laser to the smartphone. The International Year of Quantum marks a century of scientific developments.

Jun 10, 2019 · Superposition plays a crucial role in various areas of physics, including optics, quantum computing, and quantum cryptography, and it is a fundamental concept for …

May 22, 2025 · Scientists suggest the missile defense plan will face big hurdles, especially given its projected timeline and cost.

Jan 26, 2025 · In physics, tensors are often a mixture of several vector spaces and several dual spaces. It also makes sense to sort both kinds as the tensor product isn’t commutative. …

May 10, 2014 · Free introductory physics homework help step by step from qualified mentors. Algebra and calculus based general physics homework. High school and undergraduate level.

Sep 9, 2015 · The Planck length is an extremely small distance constructed from physical constants. Many misconceptions generally overstate its physical significance, stating that it’s …