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Welcome to radiolab.org homepage info - get ready to check Radiolab best content for United States right away, or after learning these important things about radiolab.org
Investigating a strange world.
Visit radiolab.orgWe analyzed Radiolab.org page load time and found that the first response time was 11 ms and then it took 1.8 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.
radiolab.org performance score
name
value
score
weighting
Value3.6 s
31/100
10%
Value19.0 s
0/100
25%
Value9.4 s
12/100
10%
Value4,920 ms
0/100
30%
Value0.151
76/100
15%
Value22.2 s
1/100
10%
11 ms
34 ms
9 ms
80 ms
72 ms
Our browser made a total of 182 requests to load all elements on the main page. We found that 1% of them (2 requests) were addressed to the original Radiolab.org, 14% (25 requests) were made to Media.wnyc.org and 10% (19 requests) were made to Pbs.twimg.com. The less responsive or slowest element that took the longest time to load (451 ms) relates to the external source Api.wnyc.org.
Page size can be reduced by 1.8 MB (66%)
2.7 MB
945.0 kB
In fact, the total size of Radiolab.org main page is 2.7 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. 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 2.0 MB which makes up the majority of the site volume.
Potential reduce by 54.6 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. 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 54.6 kB or 74% of the original size.
Potential reduce by 149.7 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. Obviously, Radiolab needs image optimization as it can save up to 149.7 kB or 32% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 1.4 MB
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 1.4 MB or 71% of the original size.
Potential reduce by 161.2 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. Radiolab.org needs all CSS files to be minified and compressed as it can save up to 161.2 kB or 83% of the original size.
Number of requests can be reduced by 100 (61%)
163
63
The browser has sent 163 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Radiolab. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 42 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.
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radiolab.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-hidden="true"] elements contain focusable descendents
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
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
Links do not have a discernible name
radiolab.org best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
radiolab.org SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
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
Document uses legible font sizes
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Radiolab.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 Radiolab.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.
radiolab.org
Open Graph data is detected on the main page of Radiolab. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: