795 ms in total
25 ms
536 ms
234 ms
Welcome to scienceline.org homepage info - get ready to check Scienceline best content for United States right away, or after learning these important things about scienceline.org
The Shortest Distance Between You and Science
Visit scienceline.orgWe analyzed Scienceline.org page load time and found that the first response time was 25 ms and then it took 770 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 15% of websites can load faster.
scienceline.org performance score
name
value
score
weighting
Value2.2 s
76/100
10%
Value18.4 s
0/100
25%
Value2.8 s
96/100
10%
Value190 ms
91/100
30%
Value0.007
100/100
15%
Value5.0 s
76/100
10%
25 ms
9 ms
14 ms
16 ms
26 ms
Our browser made a total of 35 requests to load all elements on the main page. We found that 77% of them (27 requests) were addressed to the original Scienceline.org, 11% (4 requests) were made to Fonts.gstatic.com and 6% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (305 ms) belongs to the original domain Scienceline.org.
Page size can be reduced by 372.6 kB (54%)
686.5 kB
314.0 kB
In fact, the total size of Scienceline.org main page is 686.5 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. 50% of websites need less resources to load. Javascripts take 357.9 kB which makes up the majority of the site volume.
Potential reduce by 27.5 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 27.5 kB or 77% of the original size.
Potential reduce by 6.6 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. Scienceline images are well optimized though.
Potential reduce by 260.6 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 260.6 kB or 73% of the original size.
Potential reduce by 77.8 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. Scienceline.org needs all CSS files to be minified and compressed as it can save up to 77.8 kB or 79% of the original size.
Number of requests can be reduced by 12 (40%)
30
18
The browser has sent 30 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Scienceline. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.
scienceline.org
25 ms
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9 ms
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14 ms
M9RPSc3NTy5KTK7UT0oszkzWMUQSKS6pzEkFAA.css
16 ms
css
26 ms
style.css
11 ms
additional.css
12 ms
scienceline.org
305 ms
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11 ms
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13 ms
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10 ms
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11 ms
urchin.js
45 ms
wp-emoji-release.min.js
8 ms
hdrbg.jpg
29 ms
logo-scienceline.png
31 ms
btnGo.gif
28 ms
F1.large_-569x640.jpg
33 ms
topic-environment1.gif
29 ms
7044645803_e0d15a8295_o-160x90.jpg
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topic-life-science1.gif
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topic-health1.gif
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Winners_of_various_awards_at_Google_Science_Fair_2015_Awards_Ceremony-160x90.jpeg
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topic-physical-science1.gif
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NASA_Astronaut-for-sale-160x90.jpg
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widgets.js
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ttl-popular.gif
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fontawesome-webfont.woff
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fontawesome-webfont.woff
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__utm.gif
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scienceline.org accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
[role] values are not valid
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
scienceline.org best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
scienceline.org SEO score
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
Document uses legible font sizes
Tap targets are not sized appropriately
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Scienceline.org can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Scienceline.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.
scienceline.org
Open Graph description is not detected on the main page of Scienceline. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: