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Welcome to news.sciencemag.org homepage info - get ready to check News Science Mag best content for China right away, or after learning these important things about news.sciencemag.org
Visit news.sciencemag.orgWe analyzed News.sciencemag.org page load time and found that the first response time was 23 ms and then it took 3.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
news.sciencemag.org performance score
name
value
score
weighting
Value3.6 s
32/100
10%
Value29.0 s
0/100
25%
Value12.3 s
3/100
10%
Value3,390 ms
2/100
30%
Value0.08
94/100
15%
Value25.7 s
0/100
10%
23 ms
216 ms
6 ms
126 ms
148 ms
Our browser made a total of 168 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original News.sciencemag.org, 40% (68 requests) were made to Sciencemag.org and 14% (23 requests) were made to Pbs.twimg.com. The less responsive or slowest element that took the longest time to load (1.2 sec) relates to the external source Sciencemag.org.
Page size can be reduced by 1.2 MB (40%)
2.9 MB
1.8 MB
In fact, the total size of News.sciencemag.org main page is 2.9 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. 85% 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 1.5 MB which makes up the majority of the site volume.
Potential reduce by 118.8 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 118.8 kB or 82% of the original size.
Potential reduce by 89.4 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. News Science Mag images are well optimized though.
Potential reduce by 568.8 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 568.8 kB or 69% of the original size.
Potential reduce by 378.8 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. News.sciencemag.org needs all CSS files to be minified and compressed as it can save up to 378.8 kB or 82% of the original size.
Number of requests can be reduced by 62 (41%)
150
88
The browser has sent 150 CSS, Javascripts, AJAX and image requests in order to completely render the main page of News Science Mag. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 46 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.
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news.sciencemag.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
[aria-*] attributes do not have valid values
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
Buttons do not have an accessible name
Image elements do not have [alt] attributes
Links do not have a discernible name
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
news.sciencemag.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
Missing source maps for large first-party JavaScript
news.sciencemag.org SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
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 News.sciencemag.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 News.sciencemag.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.
news.sciencemag.org
Open Graph description is not detected on the main page of News Science Mag. 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: