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Y 10:56 PM jim hardy 
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Human history, mythology, literature, arts and media, foreign languages, cultural studies, law...
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Photography tips and techniques. Get camera advice. Show of your photos. Video talk is welcome too!
Aug2-14 11:46 PM edward 
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Relax and enjoy our topics on Brain Teasers, Games, Jokes, Trivia, Comics...
T 04:51 AM jostpuur 
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Discussion involving family, friends and significant others. Keep it PG-13 please! Nerds only! :)
Aug18-14 01:09 AM reenmachine 
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Jan16-12 Greg Bernhardt
bios, mentor, mentor biographies Sticky Thread Pinned: Mentor Bios
Due to popular request (and a suggestion by Enigman), here are the current mentor biographies. There will be more...
Oct31-13 11:13 PM
Evo
0 6,636
In addition to the Global Guidelines, these rules also apply to posts in the lounge. Overly Speculative Posts It...
Oct12-13 11:50 AM
Evo
0 6,287
A lot of people are new to PF and General Discussion. We have some very creative people here and I think some of the...
Jan22-12 03:40 PM
micromass
56 78,987
History question: I searched all over the web and cannot find the answer. I knew that Albert Einstein earned his phd...
T 04:18 AM
f95toli
11 472
In order to help with server load, we are splitting up the larger threads. This is a continuation of Random...
T 01:02 AM
DennisN
1,160 51,022
Let me know how long it takes you to solve these 10 questions that are supposedly representative of what 10...
T 12:44 AM
Matterwave
28 860
We had a thread about awful textbooks recently, but what about the converse? Which textbooks do you consider to be...
Y 07:37 PM
ZombieFeynman
26 696
To those of you who may grade proofs in which the result is not stated (ie prove or disprove), which of the following...
Y 12:04 PM
johnqwertyful
3 139
Hello all, I live in Malaysia (currently infamous for it's flight efficiency). It's a multiracial country (though the...
Y 07:25 AM
ElectroViruz
0 105
I've noticed that websites have started getting ridiculous with password requirements. I like to use the same password...
Y 03:13 AM
Borg
35 921
Hello, I don't know how the figure on the image posted works. If a grade is averaged at a B, which does this figure...
Y 01:53 AM
WWGD
1 122
Hi everyone! I was curious as to the demographics of PF forums, so I posted this poll on where the respective members...
Aug18-14 09:53 PM
StatGuy2000
12 597
It seems self-evident that mathematics must keep uncertainty at arms length. For example, to deal with probability...
Aug18-14 11:21 AM
Stephen Tashi
0 112
http://www.amazon.it/realtà-appare-struttura-elementare-delle/dp/8860306418 It came out in January 2014. I...
Aug17-14 09:22 PM
marcus
17 2,487
The old thread has gotten too big, here is part 2. Part 1 is here http://www.physicsforums.com/showthread.php?t=130401
Aug17-14 07:50 AM
*now*
316 34,460
Since over 70% did not affiliate with any religion, it would be nice to see what kind of atheists we have here. Here...
Aug16-14 05:05 PM
leroyjenkens
23 765
These jalapenos I grew this summer are really coming in handy this winter. Even the pickling liquid is extra hot. ...
Aug16-14 01:54 PM
DiracPool
189 26,352
http://static.guim.co.uk/sys-images/Guardian/Pix/pictures/2014/8/12/1407870296688/Maryam-Mirzakhani-008.jpg ...
Aug16-14 01:36 PM
fourier jr
9 388
A bit of a sensitive topic, so rest assured: I will moderate this closely. So please no attacking of other people's...
Aug16-14 01:22 PM
Evo
54 1,590
Dang. http://abc7news.com/entertainment/actor-comedian-robin-williams-found-dead/253217/
Aug15-14 10:48 PM
Astronuc
24 780
Guys can you tell me your favorite physics branches (even theories) i want to start reading one
Aug15-14 12:32 PM
Mr-R
17 428
I am working on a bit of a mathematical modeling project, and if I get my small contribution done my name will likely...
Aug15-14 09:50 AM
dkotschessaa
5 276
Author: ZapperZ Originally posted on Jul5-13 My feelings on people who think that imagination is more important...
Aug15-14 04:02 AM
Darryl
4 364
Please realize I'm going to talk about random made up thoughts so don't take them too seriously, also I'm going to...
Aug14-14 12:31 PM
Evo
5 241
What are your favourite quotes?
Aug14-14 12:23 PM
Enigman
1,729 282,255
Author: ZapperZ Originally posted on Nov26-12 You like to take walks and often explore new paths. During one of...
Aug13-14 05:19 PM
BobG
3 305
Lauren Bacall has passed away at age 89. “You Know How to Whistle, Don’t You Steve?”: Remembering Lauren Bacall’s...
Aug13-14 04:36 AM
zoobyshoe
2 232
Hey all, I am going to be commuting quite a lot soon here and was looking to up my arsenal of science books to read...
Aug12-14 04:00 PM
zoobyshoe
12 694
Whenever I learn a theory or a concept in science, I keep asking too much of why? and how? questions. An example would...
Aug12-14 11:32 AM
donpacino
7 361
I am looking to make my own parabolic solar trough but find some terminology used confusing: What do the phrases...
Aug12-14 02:07 AM
zoobyshoe
1 186
I did a search, and didn't see a thread for this.. watch?v=m_VURr6jnWQ
Aug12-14 12:11 AM
OmCheeto
18 559
The New Horizons space probe is getting close enough to get some interesting pictures of Pluto and Charon, including...
Aug11-14 10:11 PM
B. Elliott
1 260
I'm curious if talking aloud while doing math helps. I know from experience that it helps with arithmetic and some...
Aug11-14 07:20 PM
Astronuc
10 473
Here's an interesting article I found today:...
Aug11-14 04:57 PM
WWGD
3 374
Please select in the poll what you could use most in your life. If you want, you can tell us why :tongue:
Aug11-14 12:46 PM
reenmachine
43 1,582
I'm going to Yosemite two weeks from now and I wanted to know if anyone here has been. I was going to be staying in...
Aug11-14 11:15 AM
jbunniii
4 300
I want some 3d origami diagrams and their results for my school work.:blushing:
Aug10-14 06:49 AM
Mr.maniac
7 276
So this upcoming school year I was thinking of joining at least two extracurricular clubs (robotics club, & software...
Aug9-14 10:19 PM
Choppy
1 261
I'm not sure how it's spelled, Abastian, Ebastian, etc. He died recently, probably within the past year or two.
Aug9-14 10:41 AM
jtbell
3 324
It seems that as we learn and develop new theories, one thing remains the same...our math. Sure, there are different...
Aug9-14 06:39 AM
Drakkith
6 435
Happy 112th birthday! http://upload.wikimedia.org/wikipedia/commons/thumb/c/cf/Dirac_4.jpg/220px-Dirac_4.jpg...
Aug8-14 09:45 PM
lisab
2 269
Hi! I'm new here and seek some puzzles for my mind.
Aug8-14 04:56 AM
Mr.maniac
33 833
Hi guys, firstly, I am NOT a physicist and I apologize for invading your forum, but I am curious about something: ...
Aug7-14 09:31 PM
RonL
15 516

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