4 sec in total
305 ms
2.7 sec
970 ms
Click here to check amazing Science Bits content for United States. Otherwise, check out these important facts you probably never knew about sciencebits.com
Visit sciencebits.comWe analyzed Sciencebits.com page load time and found that the first response time was 305 ms and then it took 3.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.
sciencebits.com performance score
name
value
score
weighting
Value5.9 s
4/100
10%
Value8.8 s
1/100
25%
Value8.9 s
15/100
10%
Value1,100 ms
24/100
30%
Value0.526
14/100
15%
Value16.8 s
5/100
10%
305 ms
195 ms
121 ms
77 ms
104 ms
Our browser made a total of 118 requests to load all elements on the main page. We found that 54% of them (64 requests) were addressed to the original Sciencebits.com, 7% (8 requests) were made to Cdn.mathjax.org and 6% (7 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (998 ms) relates to the external source Staticxx.facebook.com.
Page size can be reduced by 1.8 MB (51%)
3.5 MB
1.7 MB
In fact, the total size of Sciencebits.com main page is 3.5 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. 80% 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 1.7 MB which makes up the majority of the site volume.
Potential reduce by 195.0 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 195.0 kB or 78% of the original size.
Potential reduce by 136.2 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, Science Bits needs image optimization as it can save up to 136.2 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 1.1 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 1.1 MB or 67% of the original size.
Potential reduce by 328.3 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. Sciencebits.com needs all CSS files to be minified and compressed as it can save up to 328.3 kB or 85% of the original size.
Number of requests can be reduced by 67 (60%)
111
44
The browser has sent 111 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Science Bits. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 40 to 1 for JavaScripts and from 23 to 1 for CSS and as a result speed up the page load time.
sciencebits.com
305 ms
bootstrap.css
195 ms
font-awesome.css
121 ms
flexslider.css
77 ms
prettyPhoto.css
104 ms
component.css
78 ms
magnific-popup.css
81 ms
jquery.isotope.css
113 ms
theme.css
135 ms
drupal-styles.css
114 ms
theme-elements.css
170 ms
theme-animate.css
173 ms
theme-blog.css
146 ms
bootstrap-responsive-boxed.css
155 ms
theme-responsive.css
174 ms
css_xE-rWrJf-fncB6ztZfd2huxqgxu4WO-qwma6Xer30m4.css
155 ms
css_RFgpUJD3CTVbTfqaxeQemPt9P49GhFWGV0Z6NPDQE6M.css
158 ms
css_mZ3Cz1mcy-3GUA4-yaC0-nX0DV2Ghlw1_wDKTSddIKw.css
161 ms
css_jHRk3tZpNaW7dHXvSYtV1njC5y7UBHlQ22ErPHo3gBA.css
232 ms
css
49 ms
css_AbpHGcgLb-kRsJGnwFEktk7uzpZOCcBY74-YBdrKVGs.css
161 ms
skin.FYzg_hCfsREpoX_M65GdYW16tfVF_QaR_jqTi28701A.css
163 ms
js_BAhqE0nsQns6shJD8cBPNaX58HANh3tzWfxSlYIKGGs.js
264 ms
js_KCd8rbJYUruV1tRJnh4um34UYvyhlrSVCPR1jNko2h8.js
196 ms
js_R9UbiVw2xuTUI0GZoaqMDOdX0lrZtgX-ono8RVOUEVc.js
197 ms
js_w-adrMbC61vgd4l49h2B6ESNPakDufvELsohmlQceIY.js
197 ms
MathJax.js
47 ms
in.js
16 ms
js__vaHuRGtsK7YghA23JaSzq0nlDXyEr5VkszV5tiHJIQ.js
250 ms
cumulus.js
217 ms
js_I8yX6RYPZb7AtMcDUA3QKDZqVkvEn35ED11_1i7vVpc.js
218 ms
js_68F3tTxA5tHv9uqqDvYLtdchODvrLdT_UHB33SVNnaM.js
299 ms
js_hxfwYzd6lCq2nrjy8qQy4hqFYv2vnKpcFVFHF18mpYU.js
356 ms
css
53 ms
js
27 ms
modernizr.js
166 ms
addthis_widget.js
34 ms
adsbygoogle.js
28 ms
show_ads.js
16 ms
recent_comments_widget.js
72 ms
js_MLVgtzZ1ORq9krYqkeOsRay6ou_T-0QZytivuM9tTT8.js
228 ms
TeX-AMS-MML_HTMLorMML.js
16 ms
denim.png
49 ms
analytics.js
44 ms
collect
71 ms
bright_2_0.png
77 ms
social-sprites.png
73 ms
search_icon.png
57 ms
Screen%20Shot%202014-01-13%20at%2011.52.14%20AM.jpg
56 ms
Lagrangian_0.png
219 ms
Potential.png
57 ms
Screen%20Shot%202014-01-13%20at%2011.52.14%20AM_0.jpg
57 ms
sun.png
58 ms
Earth-BW.png
214 ms
Untitled-18.gif
210 ms
Untitled-18_0.gif
211 ms
Untitled-18_1.gif
211 ms
Untitled-18_2.gif
212 ms
Untitled-18_3.gif
216 ms
object.png
218 ms
Untitled-14.png
216 ms
Untitled-16.gif
220 ms
fig3.jpg
220 ms
ship-water-intake-hiatus.jpg
218 ms
BillNyeTheScienceGuy.jpg
221 ms
MilkyWay.jpg
222 ms
ganymede-aurora.jpg
224 ms
skeptic-witch-hunt.jpg
224 ms
32-million-raster-small.jpg
227 ms
calder-the-weather-machine.jpg
225 ms
ipcc-ar5.jpeg
225 ms
Lee-Wave-In-Rain-Clouds.jpg
225 ms
PTF10telv2.png
283 ms
fontawesome-webfont.woff
161 ms
ca-pub-4738881786035244.js
29 ms
zrt_lookup.html
25 ms
show_ads_impl.js
45 ms
show_ads_impl.js
90 ms
ads
404 ms
osd.js
76 ms
ads
350 ms
avatar92.jpg
35 ms
avatar92.jpg
34 ms
avatar92.jpg
34 ms
plusone.js
377 ms
all.js
278 ms
secureAnonymousFramework
241 ms
count.js
187 ms
md-arrow.png
238 ms
boost
123 ms
300lo.json
152 ms
ie67-css.d5089428ac7f05efd372.js
59 ms
sh.07f0d9bf220d07a763adad1e.html
96 ms
css
211 ms
m_js_controller.js
179 ms
abg.js
178 ms
count-data.js
191 ms
count-data.js
190 ms
jax.js
92 ms
layers.173914a8ea2767730b7b.js
87 ms
796 ms
cb=gapi.loaded_0
695 ms
favicon
843 ms
nessie_icon_tiamat_white.png
664 ms
s
644 ms
googlelogo_color_112x36dp.png
822 ms
x_button_blue2.png
645 ms
xd_arbiter.php
726 ms
xd_arbiter.php
998 ms
fontdata.js
718 ms
ping
89 ms
divider.png
128 ms
ui
138 ms
Tqng9ngJVK4Gqvh3e602hP-HqlN49KFEUSDtmrOPmWo.js
39 ms
MathJax_Main-Regular.woff
118 ms
MathJax_Main-Bold.woff
119 ms
MathJax_Math-Italic.woff
123 ms
MathJax_Size1-Regular.woff
144 ms
sciencebits.com accessibility score
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
Image elements do not have [alt] attributes
Links do not have a discernible name
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.
sciencebits.com 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
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
sciencebits.com 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
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
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sciencebits.com 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 Sciencebits.com 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.
sciencebits.com
Open Graph description is not detected on the main page of Science Bits. 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: