Does Reason joust with Nature?

Sometimes human beings anthropomorphize Nature. What did Nature have in mind? Or, how did Nature arrange that? Or, what trick does Nature have up her sleeve? As if Nature were animated by a vast...

07 August 2018 5,044 2 View

What are the best scientific dialogues?

Galileo wrote Two New Sciences (Discorsi e Dimostrazioni Matematiche Intorno a Due Nuove Scienze in Italian). It is presented as a three way discussion, among Salviati, Sagredo, and Simplicio....

07 August 2018 4,081 6 View

Is the principle of similar systems redundant to dimensional analysis?

Physically Similar Systems: A History of the Concept is a chapter in the Springer Handbook of Model-Based Science by S. G. Sterrett. It is an interesting history. The principle behind similar...

07 August 2018 7,837 1 View

Should dialogue ever be used to present scientific ideas?

Typically in text books on a subject the presentation is by way of exposition. The reader in effect has an experience analogous to that of a person reading a story. There is the writer...

07 August 2018 4,534 6 View

Does the concept of degrees of freedom play a role in computer circuit design?

This is a follow up question to a question I recently posted, How much faster at calculation are n networked identical computers compared to one? I don't know anything about computer circuit...

05 June 2018 5,302 1 View

Does physics resist new ideas?

Analogize physics to language. Language and its lexicon are ways of encoding ideas about phenomena, concepts and their relationships to each other. Physics is a way of encoding ideas about...

05 June 2018 8,337 0 View

How much faster at calculation are n networked identical computers compared to one?

If networked people are faster solving problems than one, does the same apply to computers? Are there necessary constraints for this problem? Is there any benefit to knowing the answer to this...

04 May 2018 3,482 5 View

What is energy?

03 April 2018 6,316 34 View

Which is harder, finding a good problem or finding its answer?

The great mathematician David Hilbert set out twenty-three important problems in mathematics in 1900. One of the famous outstanding ones is the Riemann zeta hypothesis. One might argue that once a...

03 April 2018 4,529 8 View

Is intelligence an inherently unstable feature of an advanced society?

Collective intelligence enables the accumulation of knowledge, culture, science and technology and, in stable political physical and economic environments, improves economic well-being. So is...

01 February 2018 9,452 4 View

What is your perception on using visual analysis or quantitative approaches to evaluate data from single-case research designs (n of 1 trials)?

Results of single-case research designs (i.e., n-of-1 trials) are often evaluated by visually inspecting the time-series graph and computing quantitative indices. A question our research team is...

03 March 2021 687 1 View

After a reference from Int J Body Compos Res, can any body help?

Hi, I am after the reference below, my library says it cannot obtain a copy either locally or internationally, any help appreciated! Chris Wang ZM, Heshka S, Wielopolski L, Pi-Sunyer FX, Pierson...

03 March 2021 6,193 1 View

Irradiation data for JAPAN?

Hi, Could you help me to get the latest (2019, 2020) solar resource data for a particular site in JAPAN? PV GIS and NSRDB data are not in reach to JAPAN, I'm looking for some other database for...

03 March 2021 961 3 View

How can I make stacked bar graph with scatter plot?

I want to make a stacked bar graph with showing each data value as dots. I tried with graph pad prism, version 6, but could not succeed. Does anyone have tried before making such graphs?

01 March 2021 9,383 1 View

How to calculate Ligand-active site distance in a ligand-protein complex from MD simulation?

I have run a MD simulation of a ligand-protein complex in GROMACS using CHARMM forcefield. Reviewer has asked me to calculate Ligand-activesite distance and binding free energy of ligand with...

27 February 2021 4,703 1 View

What could be reason for getting such type of graph for complex impedance in case of polymer blend films?

Its effect appears in real part of ac conductivity also. Can anyone suggest any reason behind it?

26 February 2021 3,487 3 View

Why do the air flow results vary totally when adding scalar in CFD ?

Dear All, We are using Autodesk cfd to calculate the air flow in a single sided naturally ventilated room, where air flow depends only on buoyancy due to temperature difference between inside and...

25 February 2021 9,602 4 View

How to model Supercritical water gasification (SCWG) process in Homer software?

Hi everyone How to model Supercritical water gasification (SCWG) process in Homer software?

25 February 2021 4,075 1 View

Can I use a graph from a another source in a thesis?

I have a permission from X company to use their graph from a report, but they have a reference in the bottom left corner of the graph as follows: "Source: Database Y". Is it OK to use this graph...

24 February 2021 2,269 3 View

I have need of XRD graph analysis software for phase identification. Can you please provide links for software tools which can be downloaded?

i am trying to download x'pert high score software, but can't download it. please do suggest software for phase analysis

24 February 2021 5,687 4 View