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Featured Thread: Rock on Mars possibly indicating Life
NASA people are excited about a new (old actually) rock that their rover Perseverance found a few days ago.

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

Calculating the Relative COG of Two Masses

Advanced Physics Homework Help

How to transform Electromagnetic fields for Lorentz Boost in arbitrary direction?

Precalculus Mathematics Homework Help

Mathematical Induction with binomial sum

Calculus and Beyond Homework Help

Can this function still be a constant function?

Biology and Chemistry Homework Help

Would arrow pushing explain the mechanism of these oxide reactions?

Engineering and Comp Sci Homework Help

Pressure resilient linear actuator for subsea applications

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.

Science and Math Textbooks

Looking for 'Acoustics of the Ear' -- paper or book

STEM Academic Advising

Looking to start a new career in physics, need some advice

STEM Educators and Teaching

Sources to study basic logic for precocious 10-year old?

STEM Career Guidance

Physics I'm struggling with my identity as a teacher (and no longer a physicist)

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

I Why does a free rigid body rotate only about its COM when F(ext) is applied?

Atomic and Condensed Matter

I Calculation of absorption edges of Niobium

Quantum Physics

I Four Questions on vacuum phase transitions in the Universe...

Special and General Relativity

B Is this an Unavoidable Collision between 2 spaceships traveling at 0.6c each?

Beyond the Standard Models

What is new with Koide sum rules?

High Energy, Nuclear, Particle Physics

B Could you help me understand this paper on the "European Muon Collaboration" effect?

Other Physics Topics

I Does a rotating accelerometer moving linearly measure linear velocity?

Astronomy and Cosmology Join in expert discussion on astronomy, cosmology and star gazing. Astronomy deals with celestial objects, space, and the physical universe as a whole.

Astronomy and Astrophysics

B Interstellar navigation to Proxima B with an unmanned probe

Cosmology

A HST measures Draco dwarf galaxy over 18 years in DM study

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

General Math

B A symmetric problem has an asymmetric solution - why?

Calculus

B Why does the Limit Process give an Exact Slope?

Differential Equations

I How to do Magnus expansion for time-dependent companion matrix?

Topology and Analysis

I Tough lemma on locally finite refinement

Linear and Abstract Algebra

I Equivalence of 2 definitions of the magnitude of the cross product?

Differential Geometry

I SL(n,R) Lie group as submanifold of GL(n,R)

Set Theory, Logic, Probability, Statistics

I On the expected value of a sum of a random number of r.v.s.

MATLAB, Maple, Mathematica, LaTeX

Mathematica 3D Graphing (3D Plot) Issue

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

General Engineering

Extruding a curved tube of pasta dough

Mechanical Engineering

How to predict the exit temperature of an air compressor?

Electrical Engineering

Modulation & demodulation of GPS output digital data

Aerospace Engineering

Space Stuff and Launch Info

Nuclear Engineering

Looking for MCNP tutorials for a beginner

Materials and Chemical Engineering

Negative Pressure Wave generation due to pipeline leak

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

Chemistry

looking for a chemical with boiling point between 10C and 50C

DIY Projects

Construction Types of welding

Biology and Medical

The predictive brain (Stimulus-Specific Error Prediction Neurons)

Programming and Computer Science

Python Python Socket library to create a server and client scripts

Earth Sciences

The Secrets of Prof. Verschure's Rosetta Stones

Computing and Technology

How intelligent are large language models (LLMs)?

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

General Discussion

Today I Learned

Science Fiction and Fantasy Media

Truly Imaginative Yet Solid Science Fiction

Art, Music, History, and Linguistics

Music Cover songs versus the original track, which ones are better?

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Announcement Physics Forums Server Migration 7/19/2024

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Physics Forums aims to provide a community for students, scientists, educators or hobbyists to learn and discuss science as it is currently generally understood and practiced by the professional scientific community.

Our main focus is physics, but we also cater to other STEM fields including engineering, chemistry, biology, mathematics, etc.

STEM homework help for students is available, as well as academic and career guidance.

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