Threads by latest replies - Page 3359

(8 replies)
No.13410148 ViewReplyOriginalReport
We can send a man to the Moon, but we can't manually give or recieve inputs and outputs to the brain.
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(51 replies)
No.13408622 ViewReplyOriginalReport
Why is it that humans evolved sight as our greatest sense rather than any other of the others? Are eyes the best sensory organ for navigating trees and then being carnivorous just strengthened it further?
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(10 replies)
No.13407256 ViewReplyOriginalReport
Is the mind the dictator of the body?
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(17 replies)
No.13399948 ViewReplyOriginalReport
Org chem question?
>recreating published syntheses
>have aim at product pic releated
>solvent for synthesis is acetic acid + ammonium acetate
>perticipitate product after reaction by diluted ammonia
>filter off a lot of solid product
>wash the product with cold water or diluted ammonia
>it fucking dissolves all and reperticipitates in the filtrate

Wtf is happening? Ammonia cant deprotonate any of the hydrogens, right?
Do I need to make sure the pH is 7-8? How would I go about doing that, check pH after every drop of ammonia, use indicator?
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(140 replies)
No.13391014 ViewReplyLast 50OriginalReport
Scientifically, what's the cause of this?
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(97 replies)

How does a species “evolve” to be scared and grossed out by poisonous things?

No.13388951 ViewReplyLast 50OriginalReport
Random disgust and fear of random things?
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(51 replies)
No.13408503 ViewReplyOriginalReport
It's so obvious to me that the human races are distinct species. Why is science not honest about this issue?
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(12 replies)

Help me win the veritasium contest by getting the most views on this video

No.13408341 ViewReplyOriginalReport
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(45 replies)
No.13402095 ViewReplyOriginalReport
Anyone else fall asleep the second he starts talking?
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(9 replies)
No.13410244 ViewReplyOriginalReport
Question for sci/lets/ - lets see if you can manage

If you have a gorillion bean-niggers in your country and their population doubles every generation, how many months until the oceans turns into refried bean?

Extra Credit:

If you have 420 ovens the size of a football field, how many cookies per minut can bake;
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