6.3 sec in total
1.4 sec
4.5 sec
376 ms
Click here to check amazing B 2 Science content for United States. Otherwise, check out these important facts you probably never knew about b2science.org
Visit b2science.orgWe analyzed B2science.org page load time and found that the first response time was 1.4 sec and then it took 4.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
b2science.org performance score
name
value
score
weighting
Value2.7 s
62/100
10%
Value5.0 s
26/100
25%
Value3.1 s
93/100
10%
Value570 ms
52/100
30%
Value0
100/100
15%
Value8.4 s
38/100
10%
1447 ms
148 ms
145 ms
149 ms
148 ms
Our browser made a total of 81 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original B2science.org, 2% (2 requests) were made to Ajax.googleapis.com and 2% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.4 sec) relates to the external source Biosphere2.org.
Page size can be reduced by 519.9 kB (37%)
1.4 MB
891.6 kB
In fact, the total size of B2science.org main page is 1.4 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. 40% of websites need less resources to load. Images take 800.1 kB which makes up the majority of the site volume.
Potential reduce by 60.0 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 60.0 kB or 83% of the original size.
Potential reduce by 32.5 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. B 2 Science images are well optimized though.
Potential reduce by 145.3 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 145.3 kB or 71% of the original size.
Potential reduce by 282.1 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. B2science.org needs all CSS files to be minified and compressed as it can save up to 282.1 kB or 84% of the original size.
Number of requests can be reduced by 59 (77%)
77
18
The browser has sent 77 CSS, Javascripts, AJAX and image requests in order to completely render the main page of B 2 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 29 to 1 for JavaScripts and from 32 to 1 for CSS and as a result speed up the page load time.
biosphere2.org
1447 ms
system.base.css
148 ms
system.menus.css
145 ms
system.messages.css
149 ms
system.theme.css
148 ms
jquery.ui.core.min.css
156 ms
jquery.ui.theme.min.css
287 ms
calendar_multiday.css
290 ms
comment.css
294 ms
date.css
295 ms
datepicker.1.7.css
297 ms
date_repeat_field.css
299 ms
field.css
427 ms
fitvids.css
431 ms
node.css
431 ms
search.css
434 ms
user.css
436 ms
video_filter.css
438 ms
views.css
569 ms
ckeditor.css
574 ms
colorbox_style.css
574 ms
ctools.css
576 ms
meanmenu.min.css
588 ms
megamenu_black.css
591 ms
megamenu_formatter_grid.css
711 ms
responsive-dropdown-menus.css
717 ms
bootstrap.min.css
857 ms
ionicons.min.css
794 ms
flexslider.css
728 ms
style.css
800 ms
B2style.css
918 ms
blue.css
862 ms
jquery.min.js
30 ms
jquery.once.js
824 ms
drupal.js
1022 ms
jquery.fitvids.js
889 ms
jquery-ui.min.js
55 ms
fitvids.js
941 ms
js
21 ms
jquery.colorbox-min.js
944 ms
colorbox.js
894 ms
colorbox_style.js
927 ms
colorbox_load.js
948 ms
jquery.meanmenu.min.js
1068 ms
responsive_menus_mean_menu.js
1024 ms
googleanalytics.js
994 ms
megamenuPlugin.js
1001 ms
megamenu.js
943 ms
responsive-dropdown-menus.js
943 ms
bootstrap.min.js
1204 ms
jquery.flexverticalcenter.js
1059 ms
jquery.flexslider-min.js
1101 ms
jquery.mixitup.min.js
1087 ms
jquery.stellar.min.js
1058 ms
retina-1.1.0.min.js
1001 ms
app.js
1065 ms
B2custom.js
1139 ms
milo.css
1047 ms
gtm.js
81 ms
wxBanner
325 ms
cross_scratches.png
275 ms
ua_a_logo.png
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b2_masthead.jpg
485 ms
banner4.jpg
433 ms
banner3.jpg
405 ms
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447 ms
banner1.jpg
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B2_rainforestHome.jpg
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b21514_350x260.gif
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B2_PBS_Home.jpg
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survey.png
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MiloWeb.woff
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ionicons.ttf
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analytics.js
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b2science.org accessibility score
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
[id] attributes on active, focusable elements are not unique
b2science.org best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
b2science.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
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
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise B2science.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 B2science.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.
b2science.org
Open Graph description is not detected on the main page of B 2 Science. 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: