As we can go back in space, how can we go back in time?

More Issam Mohanna's questions See All

Is there a limit number of references in writing an article?

When you write an article, is there a limit number of references need to determine or there is no limit yet? for example, 5, 10 or less/ more than 10 references. Please if there is evidence from...

20 September 2023 9,745 5 View

What are the differences bet. Comprehensive Cohort Trial and Quasi Experimental design?

Comprehensive Cohort Trial, and Quasi Experimental design.

01 June 2023 8,584 1 View

Q. Can use matching and conditional logistic regression analysis in cross-sectional studies?

Is it possible, to use matching and conditional logistic regression analysis in cross-sectional studies, and what are cons and pros?

17 May 2023 8,121 8 View

How can report the Odds Ratio when one value of a cell is zero?

the result is OR= infinity, as in the attached image. So how can report Odds Ratio when one value of a cell is zero?

06 May 2023 5,577 3 View

Can use the Independent T-test when standard deviation is zero for one group, or go to non-parametric test?

Can we use the Independent T-test when standard deviation is zero for one group, or go to non-parametric test? If some values have no variation and others with zero number, the calculated SD is...

04 May 2023 9,440 10 View

Is/ are there a good, safe, trustful and dependable website/s for checking plagiarism?

Hi dears, plz. if one has a good, safe, trustful and dependable website/s for checking plagiarism share it/ they here. thank you ...

25 April 2023 5,655 3 View

Is there a post hoc test for Kruskal-Wallis test rather than Bonferroni?

Is there a post hoc test for Kruskal-Wallis test rather than Bonferroni? AND why Bonferroni used as a reference post hoc test in non-parametric test in SPSS?

05 April 2023 7,750 23 View

Is there a need to calculate sample size in non-probability sampling? AND What is the rationale?

24 March 2023 6,427 5 View

How to download CMIP6 dataset for Tunisia downscaling with Regional Climate Models?

CMIP6 dataset

17 March 2023 7,575 1 View

Who can help me to read the graphic representations of the following HOMO and LUMO orbitals?What do the colors green and red mean ?

the graphic representations of the following HOMO and LUMO

20 February 2023 1,320 1 View

Researchers, if asked, which 5 Indian Gangster movies would you rate highly or recommend?

Why do I not try one on a Gangster or Mafia movie(s)? This is what I have been thinking for a month or so. Finished the one on ED (Emily Dickinson), and submitted it to a journal.

21 June 2024 2,717 2 View

Can technical textbooks be converted into story books, movies or games?

I wonder why people are still reading textbooks for learning something instead of referring simple explanations in the form of animated videos, stories, games or movies.

19 June 2024 9,789 0 View

The position of the spots change during movie recording using prism-type TIRFM?

I tried to image Cy5/Cy3 labeled DNA using prism-type TIRFM. But the position of the spots seem to change during movie recording. I think I didn't touch the sample stage of the microscope. I have...

21 April 2024 3,675 0 View

What are the orientations of Stanley Cavell's study of the aesthetics of cinema?

Greetings, esteemed seniors who have studied Stanley Cavell. I'm a graduate student from a university in China, and I'm very interested in Stanley Cavell's thoughts on cinema. I would like to use...

19 March 2024 1,846 0 View

Primates respond to the sudden appearance of a predator in their midst with random motion. Do humans do something similar?

Itani distinguished between the exterior and interior predator. Altmann and Altmann described an incident in which a leopard jumped from bushes into the midst of a baboon group and the baboons...

15 February 2024 1,896 1 View

What is the problem with removing PBC from my trajectory?

Dear all, I performed a simulation of a membrane-transporter and ligand for 50ns. During the simulation, and as I expected, the ligand comes out of the transporter protein and does not come back....

07 February 2024 1,477 3 View

Missing operator Errors in VMD pathways plugin?

Hi, I'm using the VMD pathways plugin for the first time. I'm analyzing a trajectory, these are few issues I'm facing while doing it. I'll be grateful for any insight. 1. When I'm giving the...

11 December 2023 6,636 0 View

What sociological themes/perspectives/concepts can be used in critically reviewing the movie 'Article 15'?

Article 15 is an Indian movie about caste-based violences and discrimination

04 December 2023 3,050 1 View

Is this the real civilization of man—to be aggressive, offensive, abusive, racist, and uncaring?

Is this the real civilization of man—to be aggressive, offensive, abusive, racist, and uncaring? A true story supports the press release shown in Chapter 07: Beware of Bad People This scenario...

04 December 2023 592 0 View

How to make MD movie from a large (.xtc) file.?

I am working on molecular docking and dynamic simulation of protein-ligand complex, and the complex generated MD.xtc file of 4.3 gb which I am unable to open in UCSF Chimera through MD movie...

26 November 2023 8,604 1 View

Shibabrata Pattanayak

It is found in many famous novels and cinemas.

Practically perhaps impossible.

Djaafar Zemali

According to Einstein's theory of relativity, time can appear to pass at different rates for observers who are moving relative to each other or are in different gravitational fields. This phenomenon is known as time dilation. While time dilation allows for the possibility of "time travel" to the future (by traveling close to the speed of light or near a black hole, where time dilation is significant), it doesn't allow for traveling back in time.