Physics Forums - The Fusion of Science and Community
Planning to buy a first telescope?
We often have questions about what telescope an aspiring amateur astronomer should buy. The "correct" answer can be elusive and is highly dependent on a lot of variables, including the expectations of the questioner, budget, storage capacity, available transport, etc. Before you spend a dime, find a local amateur astronomy club, and see if you can attend meetings as a guest. Get there early and mingle. Let the members know that you...
-
-
Latest: Number theory GCD relatively prime question PsychonautQQ, Feb 27, 2015 at 7:01 AM
-
Science and Math Textbooks
- Discussions:
- 4,131
- Messages:
- 23,615
Latest: Math Textbook Series. NumericalFEA, Feb 27, 2015 at 4:57 AM -
Academic Guidance
- Discussions:
- 21,249
- Messages:
- 174,736
Latest: How to become a physicist from an engineer? Vanadium 50, Feb 27, 2015 at 5:08 AM -
Career Guidance
- Discussions:
- 4,992
- Messages:
- 39,842
Latest: Nuclear and Theoretical Physics e.bar.goum, Feb 27, 2015 at 12:40 AM -
Educators and Teaching
- Discussions:
- 300
- Messages:
- 3,731
Latest: Why are students permitted to use calculators on AP math? Ophiolite, Feb 27, 2015 at 2:55 AM -
STEM Learning Materials
- Discussions:
- 617
- Messages:
- 3,717
Latest: Problem Book in Relativity and Gravitation, online, free bcrowell, Feb 25, 2015 at 4:30 PM
-
-
-
General Physics
- Discussions:
- 36,718
- Messages:
- 294,289
Latest: How to Model a Tennis serve? sophiecentaur, Feb 27, 2015 at 7:02 AM -
Classical Physics
- Discussions:
- 20,721
- Messages:
- 148,441
Latest: Mythbusters: Blow your own sail rcgldr, Feb 27, 2015 at 6:54 AM -
Quantum Physics
- Discussions:
- 17,751
- Messages:
- 176,186
Latest: Binney's interpretation of Violation of Bell Inequalities Derek Potter, Feb 27, 2015 at 7:04 AM -
Special and General Relativity
- Discussions:
- 14,635
- Messages:
- 214,041
Latest: Active/Passive Diffeomorphisms – clarification on Rovelli’s albedo, Feb 27, 2015 at 6:04 AM -
Atomic, Solid State, Comp. Physics
- Discussions:
- 4,972
- Messages:
- 23,947
Latest: What are the physical implications of phonon softening? read, Feb 27, 2015 at 5:02 AM -
High Energy, Nuclear, Particle Physics
- Discussions:
- 5,811
- Messages:
- 41,443
Latest: Experimental Black Hole Physics wabbit, Feb 27, 2015 at 3:36 AM -
Beyond the Standard Model
- Discussions:
- 4,657
- Messages:
- 57,413
Latest: Twice of supersymmetric transformation = translation Roy_1981, Feb 25, 2015 at 6:42 AM
-
-
-
Astronomy and Astrophysics
- Discussions:
- 9,750
- Messages:
- 86,931
Latest: Earth and moon barycenter question. Garth, Feb 27, 2015 at 4:10 AM -
Cosmology
- Discussions:
- 4,867
- Messages:
- 62,869
Latest: Extremely large Black Hole discovered 900M years after BB Garth, Feb 27, 2015 at 7:03 AM -
Stargazing and Telescopes
- Discussions:
- 423
- Messages:
- 4,303
Latest: Planning to buy a first telescope? PAllen, Feb 26, 2015 at 10:11 PM
-
-
-
General Math
- Discussions:
- 15,546
- Messages:
- 111,823
Latest: how to solve this equation? Maged Saeed, Feb 27, 2015 at 6:58 AM -
Calculus
- Discussions:
- 12,885
- Messages:
- 74,168
Latest: Slight confusion in proof of Hadamard's Lemma "Don't panic!", Feb 27, 2015 at 6:09 AM -
Differential Equations
- Discussions:
- 4,652
- Messages:
- 20,956
Latest: Calculate the Pitch of a projectile with moving destination mfb, Feb 26, 2015 at 6:47 PM -
Topology and Analysis
- Discussions:
- 1,029
- Messages:
- 6,481
Latest: Taylor series wabbit, Feb 27, 2015 at 6:34 AM -
Linear and Abstract Algebra
- Discussions:
- 8,586
- Messages:
- 53,134
Latest: Constructing a field of 4 elements mathman, Feb 26, 2015 at 6:51 PM -
Differential Geometry
- Discussions:
- 3,448
- Messages:
- 21,114
Latest: Question about geometric algebra -- Can any one help? jedishrfu, Feb 26, 2015 at 10:13 AM -
Set Theory, Logic, Probability, Statistics
- Discussions:
- 6,912
- Messages:
- 38,775
Latest: confusion over definition of relations in set theory "Don't panic!", Feb 27, 2015 at 6:31 AM -
Math Software and LaTeX
- Discussions:
- 4,650
- Messages:
- 19,459
Latest: Understanding this Computer program Slightly, Feb 26, 2015 at 8:32 PM
-
-
-
General Engineering
- Discussions:
- 5,139
- Messages:
- 35,484
Latest: List of Metals or Alloys With Fatigue Limits? thankz, Feb 26, 2015 at 12:30 PM -
Engineering Systems and Design
- Discussions:
- 1,883
- Messages:
- 11,684
Latest: 4 in lift mechanism using a continuous servo? Ananya Balaji, Feb 27, 2015 at 5:32 AM -
Electrical Engineering
- Discussions:
- 15,903
- Messages:
- 110,886
Latest: 3 phase generator Entrepreneur, Feb 27, 2015 at 4:51 AM -
Materials and Chemical Engineering
- Discussions:
- 2,566
- Messages:
- 10,212
Latest: Buried water pipes freeze-has been cold-the sun comes out 256bits, Feb 27, 2015 at 1:35 AM -
Nuclear Engineering
- Discussions:
- 1,545
- Messages:
- 34,377
Latest: The Nuclear Power Thread Jon Richfield, Feb 27, 2015 at 6:27 AM
-
-
-
Chemistry
- Discussions:
- 7,095
- Messages:
- 37,354
Latest: Corrosion in metal pipe carrying DC current? amrmohammed, Feb 26, 2015 at 10:40 PM -
Biology
- Discussions:
- 5,744
- Messages:
- 46,815
Latest: Were neanderthals truely strong? Evo, Feb 27, 2015 at 1:12 AM -
Medical Sciences
- Discussions:
- 2,170
- Messages:
- 22,190
Latest: ...incarceration or institutionalization can delay emotional growth WWGD, Feb 24, 2015 at 10:00 PM -
Programming and Computer Science
- Discussions:
- 4,596
- Messages:
- 28,479
Latest: Creating new algorithm like PID ulianjay, Feb 27, 2015 at 4:42 AM -
Earth
- Discussions:
- 1,740
- Messages:
- 20,342
Latest: Hell hasn't frozen over, but Lake Erie has (almost) Borg, Feb 26, 2015 at 8:43 AM -
Latest: How to find the Wronskian on Ti-89? jedishrfu, Feb 26, 2015 at 9:48 AM
-
-
-
General Discussion
- Discussions:
- 38,520
- Messages:
- 980,243
Latest: Dating TA Vanadium 50, Feb 27, 2015 at 5:37 AM -
Latest: Killing Earth with a cosmic flashlight AmoebaMan, Feb 26, 2015 at 9:17 PM
-
New Member Introductions
- Discussions:
- 1,241
- Messages:
- 4,064
Latest: Hey, I'm a newbie. akshaya, Feb 27, 2015 at 7:03 AM
-