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/sci/ Science & Math

Threads added between 2013/01/16 and 2013/01/23

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Most viewed threads in this category

14 more posts in this thread. [Missing image file: hornet.jpg]
I think I have less muscle control on one side of my face I can curl my lip in one direction on one side and not the other it's a tiny difference, but it's noticeable to me I don't want to be a hypochondriac about it, but I can't think of any reason for it other than a brain problem the rest of the internet wants to tell me I had a stroke, but I'm 19 and healthy
6 more posts in this thread. [Missing image file: ft_symmetry1.png]
Question: "Prove that the difference between two odd functions is even" http://books.google.com.au/books?id=o2E5HBgXFZwC&pg=SA1-PA38&lpg=SA1-PA38&dq=the+difference+between+two+odd+functions+is+even&source=bl&ots=sRdUST8PAi&sig=8ov8HV36Z5aBsZvPOLs4MyhNwAA&hl=en&sa=X&ei=4eD_UJj6OKWjiAffi4H4Aw&ved=0CHgQ6AEwCQ#v=onepage&q=the%20difference%20between%20two%20odd%20functions%20is%20even&f=false what
6 more posts in this thread. [Missing image file: aw.jpg]
Can someone help me through this please step by step? An elastic bone is compressed 10 ?m by a student’s weight. The student picks up a very heavy backpack and the same bone compresses by an extra 5 ?m. (a) How many times heavier or lighter is the student than her backpack? (b) How much more potential energy is stored in the compressed bone with the backpack on than without
31 more posts in this thread. [Missing image file: 1356863656330.png]
What kind of laptop should a engineering/physics/astronomy student use for school? Thinkpad? Mac? specifics? budget is <$1000 I asked /g/ but they masturbate over 10 year old thinkpads a bit too much
12 more posts in this thread. [Missing image file: what have i done wrong.png]
What did I do wrong? It says this answer is wrong...
13 more posts in this thread. [Missing image file: 1349019026947.jpg]
Can you list the amounts of pay that come from different degrees from highest to lowest? For example; >Mathematics (300k starting) >Medicine >Chem E And so on, What Subject have you gone into and do you enjoy it? and provide any details you've acquired in the subject Pic unrelated
4 more posts in this thread. [Missing image file: wuaschte.png]
okay guys, i need some help.. i don't get this.. [(c*?t)/2]^2 = [(v*?t)/2]^2 + l^2 ?tH = ?t1 + ?t2 = l/(c-v) + l/(c+v)

spaceflight news

27 more posts in this thread. [Missing image file: asteroid-mining-deep-space-industries.jpg]
Oh boy here we go. >A new asteroid-mining company will unveil itself to the world on Tuesday (Jan. 22) and is expected to present an ambitious plan to exploit the resources of deep space. >The new private spaceflight company, called Deep Space Industries, Inc., will reveal its plans at 1 p.m. EST (1800 GMT) http://www.space.com/19362-asteroid-mining-deep-space-industries.html what say you /sci?
9 more posts in this thread. [Missing image file: dc1.jpg]
>>>/x/11858770 /x/ stupidity thread?

Can someone help me?

2 more posts in this thread. [Missing image file: Man-jumping-on-trampoline[1].jpg]
I really badly need some photos of a trampoline jumper to analyze the curvature downside the trampoline. But I need a sideview and all i can find are some useless pictures of people already in the air or the taken at the wrong angles.
0 more posts in this thread. [Missing image file: bonobo skull sketch.jpg]
anthropology. science? go please and thank you picture related : i'm referring to biological as well as possibly archaeology more so than cultural, but still.
4 more posts in this thread. [Missing image file: l.php.png]
a friend of mine sent this to me, and I don't want to appear stupid. /sci/ has the big brain, so will youse asplain it to me so I don't look like a dumbass? thank you.
3 more posts in this thread. [Missing image file: forsale.jpg]
Seems legit.
85 more posts in this thread. [Missing image file: th (4).jpg]
so i've been hearing talk about terraforming mars lately. wouldn't it be easier to just terraform the moon? what effect would that have on earth, if any?
8 more posts in this thread. [Missing image file: Untitled.png]
I feel like an idiot for not being able to solve this. It's been years since my last math class and I don't know where to begin. I'm not even sure what terms to search for for help. Help?

Meditation (cont.)

24 more posts in this thread. [Missing image file: Frans_Hals_-_Portret_van_René_Descartes.jpg]
Since the last thread >>5447480 was so popular and is about to autosage.. /sci/, how can we meditate better? What does it really do? PREVIOUSLY LINKED: http://www.psychologytoday.com/articles/200304/the-benefits-meditation http://www.webmd.com/mental-health/features/meditation-heals-body-and-mind http://www.huffingtonpost.com/2008/09/04/study-the-scientific-bene_n_123987.html http://en.wikipedia.org/wiki/Research_on_meditation http://www.scientificamerican.com/article.cfm?id=meditation-on-demand http://www.livescience.com/1488-meditation-sharpens-mind.html http://www.youtube.com/watch?v=Q_fFattg8N0 http://journals.lww.com/neuroreport/Abstract/2000/05150/Functional_brain_mapping_of_the_relaxation.41.aspx http://www.pnas.org/content/104/43/17152.short http://www.psychosomaticmedicine.org/content/65/4/564.short http://www.urbandharma.org/udharma4/mpe.html Let's (calmly) help all our /sci/ bros optimize their thinking one breath at a time. And, it should go without saying: no spiritualism or (promises of) enlightenment allowed.

Breaking science news: study finds crabs feel pain

27 more posts in this thread. [Missing image file: this_kills_the__crab.png]
"Queen's University Belfast: Crabs probably feel pain and take action to avoid it, a study by scientists at Queen's University Belfast has discovered. The professor said the experiment should change the way the crabs are treated by the food industry" >>http://www.bbc.co.uk/news/uk-northern-ireland-21055771

Are robots hurting job growth?

61 more posts in this thread. [Missing image file: rethink-robotics-baxter-worker-robot.jpg]
We're not going to run out of jobs, right? .....RIGHT? http://www.cbsnews.com/video/watch/?id=50138922n
5 more posts in this thread. [Missing image file: ugh1.jpg]
I have some excel/math problem. I made a basic calculation relating to banks and finances. My problem is that I want excel to give me a sum of the amount I say it has to give me but I don't know how I could calculate that. So basically, if H14 = 10, then I want H15 showing me the sum of C3:C13
7 more posts in this thread. [Missing image file: Ring5-3-08001-1.jpg]
Hey /sci/ Im looking into low cost high yield agriculture methods like this pic. Its called a japanese tomato ring. its the best Ive seen so far for high yields in low space. Wanna test it out w other plants, gmo's and energy crops. any other ideas for high yield farm tech? ps steal my idea if you want, not trying to pub in a journal w it, something else. So if you steal that idea I prolly notice.

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