Tools & Wizards About Us
nationalscience.org screenshot

Report Summary

  • 44

    Performance

    Renders faster than
    63% of other websites

  • 92

    Accessibility

    Visual factors better than
    that of 79% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

nationalscience.org

Science Communication Institute | Helping science succeed

Page Load Speed

1.3 sec in total

First Response

56 ms

Resources Loaded

1 sec

Page Rendered

252 ms

nationalscience.org screenshot

About Website

Visit nationalscience.org now to see the best up-to-date National Science content and also check out these interesting facts you probably never knew about nationalscience.org

SCI’s mission is to improve science collaboration, discovery, education and public policy by improving the culture of communication inside science.

Visit nationalscience.org

Key Findings

We analyzed Nationalscience.org page load time and found that the first response time was 56 ms and then it took 1.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

nationalscience.org performance score

44

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

56/100

10%

LCP (Largest Contentful Paint)

Value8.6 s

1/100

25%

SI (Speed Index)

Value4.5 s

73/100

10%

TBT (Total Blocking Time)

Value370 ms

71/100

30%

CLS (Cumulative Layout Shift)

Value0.33

34/100

15%

TTI (Time to Interactive)

Value8.2 s

41/100

10%

Network Requests Diagram

nationalscience.org

56 ms

sci.institute

129 ms

style.min.css

35 ms

cookie-law-info-public.css

42 ms

cookie-law-info-gdpr.css

48 ms

Our browser made a total of 62 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Nationalscience.org, 48% (30 requests) were made to Sci.institute and 44% (27 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (440 ms) relates to the external source Fonts.gstatic.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 94.0 kB (20%)

Content Size

473.4 kB

After Optimization

379.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Nationalscience.org main page is 473.4 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 75% 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. Javascripts take 282.7 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 68.1 kB

  • Original 84.9 kB
  • After minification 83.9 kB
  • After compression 16.8 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. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 68.1 kB or 80% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 11.7 kB
  • After minification 11.7 kB

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. National Science images are well optimized though.

JavaScript Optimization

-7%

Potential reduce by 20.1 kB

  • Original 282.7 kB
  • After minification 282.6 kB
  • After compression 262.6 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.

CSS Optimization

-6%

Potential reduce by 5.7 kB

  • Original 94.1 kB
  • After minification 94.1 kB
  • After compression 88.4 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Nationalscience.org has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 25 (78%)

Requests Now

32

After Optimization

7

  • Images
  • JavaScript
  • CSS

The browser has sent 32 CSS, Javascripts, AJAX and image requests in order to completely render the main page of National Science. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and from 12 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

nationalscience.org

nationalscience.org

56 ms

sci.institute

sci.institute

129 ms

style.min.css

style.min.css

35 ms

cookie-law-info-public.css

cookie-law-info-public.css

42 ms

cookie-law-info-gdpr.css

cookie-law-info-gdpr.css

48 ms

css

css

72 ms

font-awesome.css

font-awesome.css

43 ms

elegant-font.css

elegant-font.css

40 ms

style.css

style.css

46 ms

page-builder.css

page-builder.css

51 ms

style-core.css

style-core.css

76 ms

seocrawler-style-custom.css

seocrawler-style-custom.css

65 ms

jquery.min.js

jquery.min.js

69 ms

jquery-migrate.min.js

jquery-migrate.min.js

100 ms

cookie-law-info-public.js

cookie-law-info-public.js

74 ms

js

js

244 ms

mediaelementplayer-legacy.min.css

mediaelementplayer-legacy.min.css

72 ms

wp-mediaelement.min.css

wp-mediaelement.min.css

158 ms

email-decode.min.js

email-decode.min.js

171 ms

dtgsnonce.js

dtgsnonce.js

176 ms

script.js

script.js

181 ms

page-builder.js

page-builder.js

177 ms

effect.min.js

effect.min.js

179 ms

script-core.js

script-core.js

176 ms

mediaelement-and-player.min.js

mediaelement-and-player.min.js

178 ms

mediaelement-migrate.min.js

mediaelement-migrate.min.js

241 ms

wp-mediaelement.min.js

wp-mediaelement.min.js

240 ms

scc-c2.min.js

scc-c2.min.js

104 ms

nsci-logo-sm.png

nsci-logo-sm.png

188 ms

sci-home2.webp

sci-home2.webp

190 ms

ice-layers-beige.webp

ice-layers-beige.webp

190 ms

osi-logo-globe-small.png

osi-logo-globe-small.png

188 ms

nsci-logo-sq-150x150.jpg

nsci-logo-sq-150x150.jpg

232 ms

7cHpv4kjgoGqM7EPCA.woff

7cHpv4kjgoGqM7EPCA.woff

221 ms

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7cHqv4kjgoGqM7E3_-gc4w.woff

396 ms

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7cHqv4kjgoGqM7E3p-kc4w.woff

397 ms

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398 ms

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408 ms

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397 ms

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399 ms

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396 ms

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7cHqv4kjgoGqM7E3j-wc4w.woff

406 ms

tti.min.js

tti.min.js

214 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

194 ms

HTxwL3I-JCGChYJ8VI-L6OO_au7B4873_3I.woff

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187 ms

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188 ms

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187 ms

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188 ms

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188 ms

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190 ms

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189 ms

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190 ms

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190 ms

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191 ms

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193 ms

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194 ms

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195 ms

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193 ms

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254 ms

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255 ms

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256 ms

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7cHsv4kjgoGqM7E_CfO451oq.woff

440 ms

Accessibility Review

nationalscience.org accessibility score

92

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Links do not have a discernible name

Best Practices

nationalscience.org best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

nationalscience.org SEO score

82

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

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 Nationalscience.org 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 Nationalscience.org 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

nationalscience.org

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