# Welcome HOW360°, Questions & Answer

HOW360° is a question and answer site for Mathematics, Chemistry, Physics, Biology, History, Astronomy, Philosophy, Cogsci, Earthscience, Music, Computer Science, Anime, Personal Productivity, Physical Fitness, Earth Science, Writers & Politics researchers, academics, students and enthusiasts. It's 100% free, no registration required.

## Why does the Cassini probe experience jerky acceleration in deep space?

I was looking at this plot of speed over time for the Cassini probe. What's going on at the right, after mid-2004? Why does it keep slowing down and speeding up again?

physics

## How does the brain fix sound pitch to one's expectations (or imagination)?

When I was little and was bored supposed to do a homework I used to enjoy hearing melodies in the dishwasher monotone banging - yep, I'm easily distracted. I also observe that, unless they're ...

cogsci

## How do the blind dream?

Lately, a friend of mine has been telling me that he's been having recurring dreams involving a certain rabbi, who died around a hundred years ago. Since there's been some controversy surrounding the

cogsci

## What is the result of an excess of dopamine?

I'm pretty familiar with the results of having not enough dopamine, though the reasons are not so clear to me. To get a better insight on the topic I'd like to know something about having too much ..

cogsci

## Are there some tools to get human brain Brodmann areas from X,Y,Z coordinates?

Is there some program that given the x,y,z coordinates of a area in a given brain template, gives the histological Brodmann area relative to that template? I'm interested in associating x,y,z ...

cogsci

## Psychological “allergy” to polemics and emotional speaking?

Allergy is a synonym for hypersensitivity. Some groups of people get annoyed (for example) by an orthographic mistake. On a rational level an error in writing a text should not alter our emotional ...

cogsci

## Age of learning versus relative mastery - are they linked?

Infants learn different things in different ages. Let's say infant A learns to speak at age 1 (I have no idea what is normal), and infant B learn to speak at age 1.5. Does the age of learning say ...

cogsci

## "more" is to "less" as "er" is to what?

Excerpt from Cambridge Dictionary of American English: If you want to use an adjective or adverb to say that a quality is of a higher degree, you can usually add -er (one-syllable adjectives)...

english-language

## Big Bang snuffed by a black hole?

Wasn't the density of the universe at the moment after the Big Bang so great as to create a black hole? If the answer is that the universe/space-time can expand anyway what does it imply about wha

physics

## Stop if you feel faint or pain!

Possible Duplicate: Ellipsis that results in one word serving as both subject and object I am “adjective” and I am “present continuous” in one sentence I was using some exercise e

english-language

## Is "doesn't count for squat" an impolite phrase?

I recently used the phrase "doesn't count for squat" (meaning worthless) in a StackExchange comment, and then wondered if I was being impolite. I considered if "squat" was jus

english-language

## Is it right to say "Thank you" in the response of "Thank you"?

When two persons help each other and one said "thank you" then is it right to say "Thank you" in the response.

english-language

## Okay to assume association between separate parentheses clauses?

Take a look at this: By the way, I marked (the tag that includes) position 2854 (in the code that the tag is inside). Is it okay to use a couple of clauses that are dependent of each others l...

english-language

## When someone asks, "How are you?"

When someone asks, "How are you?" are you supposed to answer, "Good," or "Fine," and ask back?

english-language

## Second Law from Statistics

Hi all I hope you can help me with the statistical origins of the Second Law. I cannot find anything that mathematically proves that order from disorder is impossible only improbable Leading me to...

physics

## Is the expression "having a kitten in one's pocket" a proverb or slang?

Is the phrase, from ‘The Man Who Knew Too Much’ by Alexander Baron having one's kitten in one's pocket a proverb or common slang? How common is this expression? What exactly does it

english-language

## Colons and semi-colons

I've seen a few questions on this site relating to semi-colons, which I believe I correctly understand, but what I'm not as clear about is colons. For example: The man ate the apple; it t

english-language

## Loop quantum gravity- is the critical density sufficient to form a 'black hole'?

I think in loop quantum gravity the rate of expansion of the universe is found from: $H^2=\frac{8\pi G}{3}\rho\left(1-\frac{\rho}{\rho_c}\right)$ And I was wondering whether the critical density ...

physics

## Is it possible to normalize the concentration equilibrium constant between different reactions for comparison?

A follow up question from this answer: Compare: $\ce{A(aq) +B(aq)-&gt;AB(aq)}$ $\ce{2A(aq) +B(aq)-&gt;A2B(aq)}$ We have two similar reactions but the equilibrium constants can var

chemistry

## Are Russian birch bark manuscripts fake?

There are more than a 1000 birch bark manuscripts found in Novgorod and other Russian cities in last 50 years. Many of them stayed in the soil for more than 700 years. In the same time, no special .

history

## What is the benefit of historical studies for the process of creating tactics and strategies in foreign policy?

What products of historical working are considered valuable and/or critical to be considered as part of the process of creating political strategies that deals on an international level? In other ...

history

## Why did the offices of Shogun and Emperor never merge?

The position of Emperor of Japan was, as I understand it, strictly hereditary, due to the necessity that the Emperor 'descend' from Amaterasu. Thus, the Shogun was not eligible to be Emperor, and ...

history

## Why weren't Germans acceptable as Roman Emperors?

Romans of various ethnicities ultimately rose to be Emperor, such as the Illyrians during the Crisis of the Third Century, of which a notable example is Aurelian. But as far as I know, no Germans did

history

## What was living in Germany like for the everyday, normal people?

Hitler wanted to promote the "master Aryan race", but even in Germany, many Germans could not have passed this standard: large numbers looked Eastern Europe and French, not too mention several others

history

## When did abolition of property qualifications for voting begin in the USA?

I understand that voting qualifications in the USA are a state matter and this didn't all happen in one blow. But which states were the first and last to abolish property qualifications for voting? ..

history