Tools & Wizards About Us
science.visualstories.com screenshot

Report Summary

  • 78

    Performance

    Renders faster than
    85% of other websites

  • 78

    Accessibility

    Visual factors better than
    that of 45% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 74

    SEO

    Google-friendlier than
    31% of websites

science.visualstories.com

Science Stories | Interesting Info on Science, Physics, Chemistry & Biology

Page Load Speed

2.1 sec in total

First Response

248 ms

Resources Loaded

629 ms

Page Rendered

1.2 sec

science.visualstories.com screenshot

About Website

Welcome to science.visualstories.com homepage info - get ready to check Science Visual Stories best content for India right away, or after learning these important things about science.visualstories.com

Explore facts, experiments, project ideas and researches in different fields of science, such as chemistry, physics and biology.

Visit science.visualstories.com

Key Findings

We analyzed Science.visualstories.com page load time and found that the first response time was 248 ms and then it took 1.9 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

science.visualstories.com performance score

78

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

60/100

10%

LCP (Largest Contentful Paint)

Value4.0 s

50/100

25%

SI (Speed Index)

Value2.7 s

96/100

10%

TBT (Total Blocking Time)

Value220 ms

87/100

30%

CLS (Cumulative Layout Shift)

Value0.013

100/100

15%

TTI (Time to Interactive)

Value4.2 s

86/100

10%

Network Requests Diagram

science.visualstories.com

248 ms

css2

40 ms

amp-story-player-v0.css

27 ms

amp-story-player-v0.js

31 ms

jquery.min.js

29 ms

Our browser made a total of 97 requests to load all elements on the main page. We found that 2% of them (2 requests) were addressed to the original Science.visualstories.com, 64% (62 requests) were made to Media.visualstories.com and 25% (24 requests) were made to Images.unsplash.com. The less responsive or slowest element that took the longest time to load (248 ms) belongs to the original domain Science.visualstories.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 739.8 kB (16%)

Content Size

4.5 MB

After Optimization

3.8 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Science.visualstories.com main page is 4.5 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 4.4 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 102.4 kB

  • Original 122.0 kB
  • After minification 102.6 kB
  • After compression 19.6 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. This page needs HTML code to be minified as it can gain 19.3 kB, which is 16% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 102.4 kB or 84% of the original size.

Image Optimization

-15%

Potential reduce by 637.0 kB

  • Original 4.4 MB
  • After minification 3.7 MB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Obviously, Science Visual Stories needs image optimization as it can save up to 637.0 kB or 15% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-2%

Potential reduce by 492 B

  • Original 20.4 kB
  • After minification 20.4 kB
  • After compression 19.9 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. This website has mostly compressed JavaScripts.

Requests Breakdown

Number of requests can be reduced by 3 (3%)

Requests Now

91

After Optimization

88

  • Images
  • JavaScript
  • CSS

The browser has sent 91 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Science Visual Stories. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

science.visualstories.com

science.visualstories.com

248 ms

css2

css2

40 ms

amp-story-player-v0.css

amp-story-player-v0.css

27 ms

amp-story-player-v0.js

amp-story-player-v0.js

31 ms

jquery.min.js

jquery.min.js

29 ms

player-grid-min-v2.js

player-grid-min-v2.js

63 ms

js

js

113 ms

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103 ms

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108 ms

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110 ms

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109 ms

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111 ms

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107 ms

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109 ms

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112 ms

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91 ms

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Accessibility Review

science.visualstories.com accessibility score

78

Accessibility Issues

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

Best Practices

science.visualstories.com best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

science.visualstories.com SEO score

74

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Links do not have descriptive text

High

Image elements do not have [alt] attributes

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Science.visualstories.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Science.visualstories.com main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

science.visualstories.com

Open Graph data is detected on the main page of Science Visual Stories. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: