Physics Forums - Science by Humans

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Physics Discuss topics on physics, the scientific study of matter and motion. Find quality discussion on classical, quantum, high energy physics and more. Mainstream physics only.

Classical Physics

High School Another kinematics problem

Quantum Physics

Undergrad "The wavefunction never collapses"

Special and General Relativity

Graduate Why is there gauge freedom in ADM formalism?

High Energy, Nuclear, Particle Physics

Graduate Is the massless survivor of an SMG gapped phase genuinely chiral?

Beyond the Standard Models

Undergrad If gravity is emergent, how does this affect string theory and loop quantum gravity?

Atomic and Condensed Matter

Undergrad Graphene and twistronics, Kavli Prize, 2026 - Rutgers, MIT, UT Austin

Astronomy, Astrophysics, Cosmology

High School Long rod in orbit

Other Physics Topics

Graduate A rotating frame equation for the "carousel experiment"

Mathematics Math is the language of reality. Discuss calculus, statistics, topology and more!

General Math

Undergrad Solving the chess game (quantum computer wise)

Calculus

Undergrad Best way to numerically solve this system of equations?

Topology and Analysis

Graduate Zeros of functions analytic in 2 variables

Linear and Abstract Algebra

Graduate Finding dual optimum of a linear problem

Set Theory, Logic, Probability, Statistics

Undergrad The countability paradox of computable numbers

Engineering Engineering is science in action. Discuss mechanical, electrical, nuclear, design and more!

General Engineering

Structural failure (buckling) of columns in NY City building, 235 E 42nd Street

Mechanical Engineering

Does a Beveled Washer on an Inclined Surface Preserve or Cancel the Incline?

Electrical Engineering

How to disable an electric vehicle in two seconds (for first responders)

Aerospace Engineering

Space Stuff and Launch Info

Nuclear Engineering

Realta Fusion claims electrical generation from plasma!

Materials and Chemical Engineering

Using Hydrogen in natural gas pipelines

More Sciences and Computing Discuss a wide array of sciences like chemistry, biology, earth, social and more!

Chemistry

Affordable way to remove potassium from off-grid water?

Biology and Medical

Why does the base of the stapes (oval window) have a lower amplitude in the middle ear?

Earth Sciences

Thermohaline circulation during 'Snowball Earth' episodes ?

Programming and Computer Science

What Is The Data Center Story?

Homework Help Seek out and help with student's math and science homework help. Step by step help with coursework from high school to post grad. Please show your work and use the template. Submit your question in the correct forum.

Introductory Physics Homework Help

Two balls, dropped with a delay of ##\Delta t##, meet after rebound

Advanced Physics Homework Help

Landau, volume 1, chapter 1, problem 4: Lagrangian of a somewhat complex system

Precalculus Mathematics Homework Help

Prove that ## 4\tan^{-1}\left[\dfrac{1}{5}\right]- \tan^{-1}\left[\dfrac{1}{239}\right]= \dfrac{π}{4}##

Calculus and Beyond Homework Help

Investigating the real roots of a cubic equation

Biology and Chemistry Homework Help

Biology Is bioelectricity considered more physics or biology?

Engineering and Comp Sci Homework Help

Engineering Calculating the Degrees of Freedom

Science Education and Careers Science education is the process of sharing scientific information with the goal of learning. Perspectives include, teachers, students and professionals. Find homework help, academic guidance and textbook reviews.

STEM Academic Advising

Learning linear algebra

STEM Career Guidance

Physics Considering transitioning to physics, any advice?

Science and Math Textbooks

Other Technical books that have been read cover to cover

STEM Educators and Teaching

Absolute vs. Relative Grading System: Pros, Cons, and Experiences

The Lounge Take a break from science and discuss current affairs, jokes, relationships, sci-fi and more!

General Discussion

Wordle Lovers - Play the NYT Daily Game

Feedback and Announcements

Announcement Forum Consolidations