www.newscientist.com

The website www.newscientist.com was audited on January 6th, 2023 for speed, design, security, accessibility, search, social, advertising and technology.

Warning: Not All Tests Have Completed

We were unable to complete all tests, therefore the scores may not be accurate.

Overall Score

www.newscientist.com achieved an overall score of 29 out of 100 based on 121 website tests and scanning for over 3,000 website technologies

Speed

Score: 100 / 100

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Design

Score: 0 / 100

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Security

Score: 0 / 100

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Accessibility

Score: 0 / 100

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Search

Score: 0 / 100

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Social

0 / 100

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Advertising

60 / 100

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Technology

72 / 100

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SPEED

A slow website reflects poorly on any business with the majority of people expecting a page to load in less than two seconds and Google now taking website speed into account for search result rankings.

Speed Score

www.newscientist.com achieved a speed score of 100 out of 100 based on 33 speed tests

Speed Test Summary

Failed: 0

Warnings: 0

Passed: 14

Not Applicable: 19

Speed Test Results

JavaScript execution time When JavaScript takes a long time to execute it can slow down website performance.	Not applicable	4
Document object model size A large model can slow down a website by increasing the memory required and time taken to calculate and display changes.	Not applicable	4
No duplicate Javascript was detected. Duplicate JavaScript modules can slow down a website by requiring unnecessary downloads.	Passed	3
No inefficient animated content was detected. Inefficient animated content formats such as animated GIFs should be replaced by video.	Passed	3
First contentful paint This measures how long it takes a browser to render the first piece of content when someone visits a website.	Not applicable	4
Time to interactive This measures how long it takes a page to become fully interactive.	Not applicable	4
Largest contentful paint This approximates when the main content of the page is visible to users.	Not applicable	4
Lazy loading of the largest contentful paint image Lazily loading above the fold images can negatively affect performance.	Not applicable	4
No legacy JavaScript was detected. Avoid serving legacy JavaScript to modern browsers, only serving it to older browsers that require it.	Passed	3
Main thread When the main thread is busy the website may not respond quickly to user interactions.	Not applicable	4
First input delay This measures the time from when a user first interacts with a website to the time when the browser is actually able to respond to that interaction.	Not applicable	4
Modern image formats null	Not applicable	4
Network server latency A high latency is an indication that the backend server is overloaded or performing poorly.	Not applicable	4
Usage of document.write() External scripts dynamically injected via document.write() can delay page load by tens of seconds.	Not applicable	4
Offscreen and hidden images were lazily loaded. Lazy-loading offscreen and hidden images after all critical resources have finished loading can significantly increase website performance.	Passed	3
Preloading of optional fonts Preload optional fonts so that first-time visitors can use them and to prevent layout shifting.	Not applicable	4
The largest contentful paint image was preloaded. The image used by the largest contentful paint element should be preloaded to maximize performance.	Passed	3
Excessive page redirects were not detected. Avoid multiple page redirects as they introduce additional delays before the page can be loaded.	Passed	3
Render blocking resources Delivering critical JavaScript and CSS inline and deferring all non-critical JavaScript and CSS can help prevent render blocking.	Not applicable	4
Server response time Server response times can be improved by optimizing server-side code or upgrading server hardware.	Not applicable	4
Speed index This indicates how quickly the contents of a page are visibly populated.	Not applicable	4
Lazy loading of third party resources Some third-party embeds can be lazy loaded and replaced with a facade until they are required.	Not applicable	4
Total blocking time This measures the total amount of time that a page is blocked from responding to user input, such as mouse clicks, screen taps, or keyboard presses.	Not applicable	4
Total page size Excessively large page sizes can lead to long load times for visitors.	Not applicable	4
Unminified CSS was not detected. Minifying CSS files can reduce payload sizes.	Passed	3
Unminified JavaScript was not detected. Minifying JavaScript files can reduce payload sizes and script parse time.	Passed	3
Unused CSS rules were not detected. Reduce unused rules from stylesheets to decrease bytes consumed by network activity.	Passed	3
Unused JavaScript was not detected. Reduce unused JavaScript and defer loading scripts until they are required to decrease bytes consumed by network activity.	Passed	3
Images are optimized. Optimized images load faster and consume less network resources.	Passed	3
Preconnects to required origins were detected. Add preconnect resource hints to establish early connections to important third-party origins.	Passed	3
Preloading of resources Preloading of key resources can make your pages load faster.	Not applicable	4
Responsive images were detected. Responsive images that are appropriately-sized save network resources and improve load time.	Passed	3
Text compression was detected. Text-based resources can be served with compression (gzip, deflate or brotli) to minimize network load.	Passed	3

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DESIGN

You have 2.7 seconds to grab the attention of your target audience. The best websites achieve this with a unique brand identity, strong visuals, and a clear message.

Design Score

www.newscientist.com achieved a design score of 0 out of 100 based on 16 design tests

Design Test Summary

Failed: 0

Warnings: 0

Passed: 0

Not Applicable: 16

Design Test Results

Incorrect character encoding can result in garbled text and is properly declared in the charset attribute or the Content-Type HTTP response header.	Not applicable	4
Color contrast Low-contrast text can be difficult or even impossible for many visitors to read.	Not applicable	4
Cumulative layout shift This measures unexpected page movements which visitors find annoying and can intefere with website functionality.	Not applicable	4
Doctype Specifying a doctype prevents the browser from switching to quirks mode, which can cause a website to render in unexpected ways.	Not applicable	4
Text visibility Ensure text is user-visible and avoid flashes of invisible text while webfonts are loading.	Not applicable	4
Legible font sizes Smaller font sizes can be difficult to read especially on mobile devices.	Not applicable	4
User location requests Users are mistrustful or confused by websites that request their location without context.	Not applicable	4
Image aspect ratio Images displayed with an incorrect aspect ratio look distorted.	Not applicable	4
Responsive images Images should be responsive and proportional to the display size and the pixel ratio to maximize image clarity.	Not applicable	4
Meta refresh Users do not expect a page to refresh automatically as such refreshing can be disorienting.	Not applicable	4
Unload event listeners Unload event listeners do not fire reliably and listening for them can intefere with website functionality and browser optimizations.	Not applicable	4
Notification on start Users are mistrustful of or confused by sites that request to send notifications without context.	Not applicable	4
Tap targets Interactive elements like buttons and links should be large enough and have enough space around them to be easy to tap without overlapping onto other elements.	Not applicable	4
Unsized images Images should have an explicit width and height to reduce layout shifts.	Not applicable	4
Passive event listeners Touch and wheel event listeners should be marked as passive to improve scroll performance.	Not applicable	4
Viewport Correctly setting the viewport optimizes websites for mobile screen sizes and also prevents delays to user input.	Not applicable	4

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SECURITY

A secure website protects both visitors and the website owner from hackers and cyber criminals who are continuously scanning for weak websites to attack.

Security Score

www.newscientist.com achieved a security score of 0 out of 100 based on 6 security tests

Security Test Summary

Failed: 0

Warnings: 0

Passed: 0

Not Applicable: 6

Security Test Results

Deprecated API calls Deprecated APIs are scheduled to be removed from browsers and can introduce errors and vulnerabilities.	Not applicable	4
Console errors Console errors indicate unresolved problems that can lead to security issues.	Not applicable	4
Inspector issues Inspector issues indicate unresolved problems which can include security issues.	Not applicable	4
HTTPS usage All websites should be protected with HTTPS including ones that don't handle sensitive data.	Not applicable	4
Vulnerable JavaScript libraries Some third-party JavaScript libraries contain known security vulnerabilities that are easily identified and exploited by attackers.	Not applicable	4
Password fields Preventing password fields from being pasted into undermines good security policy.	Not applicable	4

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ACCESSIBILITY

Many websites are developed with accessibility barriers that make them difficult or even impossible for visually impaired and other disabled visitors to use.

Accessibility Score

www.newscientist.com achieved a accessibility score of 0 out of 100 based on 38 accessibility tests

Accessibility Test Summary

Failed: 0

Warnings: 0

Passed: 0

Not Applicable: 38

Accessibility Test Results

Access key values Access keys let users quickly focus on or navigate to a part of the page and must be unique.	Not applicable	4
Definition lists When definition lists are not properly marked up screen readers may produce confusing or inaccurate output.	Not applicable	4
Definition list items Definition list items must be wrapped in a parent element to ensure that screen readers can properly announce them.	Not applicable	4
Unique focusable elements All focusable elements must have a unique id to ensure that they're visible to assistive technologies.	Not applicable	4
Unique ARIA IDs The value of an ARIA ID must be unique to prevent other instances from being overlooked by assistive technologies.	Not applicable	4
Form field labels Form fields with multiple labels can be confusingly announced by assistive technologies like screen readers.	Not applicable	4
Frame element titles Screen reader users rely on frame titles to describe the contents of frames.	Not applicable	4
Heading element order Properly ordered headings that do not skip levels convey the semantic structure of the page making it easier to navigate and understand when using assistive technologies.	Not applicable	4
HTML lang attribute If the website doesn't specify a language correctly screen readers might not be able to read the text correctly.	Not applicable	4
HTML lang validity Specifying a valid land attribute helps screen readers announce text correctly.	Not applicable	4
Image button alt attributes When an image is being used as a button providing alternative text can help screen reader users understand the purpose of the button.	Not applicable	4
Form element labels Labels ensure that forms are announced properly by assistive technologies like screen readers.	Not applicable	4
Link names Link text that is discernible, unique, and focusable improves the navigation experience for screen reader users.	Not applicable	4
List elements Lists must only contain list elements so that screen readers can correctly announce lists.	Not applicable	4
List items List items must be contained within a parent list for screen readers to properly announce lists.	Not applicable	4
Zooming and scaling Disabling zooming and scaling is problematic for users with low vision who rely on screen magnification to properly see the contents of a website.	Not applicable	4
Object elements alternate text Screen readers cannot translate non-text such as objects so alternate text should be provided for these elements. `\u003cobject\u003e` elements helps screen readers convey meaning to users.	Not applicable	4
Tabindex values A tabindex value greater than 0 implies an explicit navigation ordering which often creates frustrating experiences for users who rely on assistive technologies.	Not applicable	4
Table headers markup Screen readers have a specific way of announcing tables and when tables are not properly marked up, this creates the opportunity for confusing or inaccurate screen reader output.	Not applicable	4
Table header data cells When tables are not marked up semantically and do not have the correct header structure, screen reader users cannot correctly perceive the relationships between the cells and their contents visually.	Not applicable	4
Lang attributes Specifying a valid lang attributes ensure that text is pronounced correctly by a screen reader.	Not applicable	4
Video captions When a video provides a caption it is easier for deaf and hearing impaired users to access its information.	Not applicable	4

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SEARCH

People search on Google every day to help them find whatever they are looking for, but are you doing the rights things to encourage Google to display your website in search results ahead of your competitors?

Search Score

www.newscientist.com achieved a search score of 0 out of 100 based on 12 search tests

Search Test Summary

Failed: 0

Warnings: 0

Passed: 0

Not Applicable: 12

Search Test Results

Valid canonical links tell search engines which version of a page to crawl and display to users in search results.	Not applicable	4
Crawlable links Search engines use correctly formatted links to crawl websites.	Not applicable	4
Document title Search engine users rely on the document title to determine if a page is relevant to their search.	Not applicable	4
Valid hreflang Many sites provide different versions of a page based on a user's language or region and hreflang links tell search engines the URLs for all the versions of a page so that they can display the correct version.	Not applicable	4
HTTP status code Pages with unsuccessful HTTP status codes may not be indexed by search engines properly.	Not applicable	4
Image alt attributes Images should have a descriptive alternate text which is meaningful for search engines and users.	Not applicable	4
Crawlable website Search engines are unable to include websites in search results if they don't have permission to crawl them.	Not applicable	4
Link text Descriptive link text helps search engines understand your content.	Not applicable	4
Meta description Meta descriptions may be included in search results to help convey website content.	Not applicable	4
Plugins Search engines can't index plugin content and many devices restrict plugins or don't support them.	Not applicable	4
Valid robots.txt A valid robots.txt is required for search engines to understand how to crawl or index a website.	Not applicable	4
Structured data Search engines use structured data to understand what kind of content is on a website.	Not applicable	4

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SOCIAL

Social platforms can help websites reach, connect, and share information with people who share similar passions or interests.

Social Score

www.newscientist.com achieved a social score of 0 out of 100 based on over 100 social factors

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ADVERTISING

Online advertising platforms can help businesses and organisations find, reach, and engage with people who are likely to be interested in their products or services.

Advertising Score

www.newscientist.com achieved an advertising score of 60 out of 100 based on over 200 advertising factors

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TECHNOLOGY

Choosing the right technology to power your website can often mean the difference between staying one step ahead of your competition or falling behind in the race to engage with customers online.

Technology Score

www.newscientist.com achieved a technology score of 72 out of 100 based on scanning for over 3,000 website technologies

Technology Test Results

	Description	Categories
AB Tasty	AB Tasty is a customer experience optimisation company. AB Tasty offers AI-driven experimentation, personalisation, and product optimisation platforms for user testing.	A/B Testing
Chartbeat		Analytics
core-js	core-js is a modular standard library for JavaScript, with polyfills for cutting-edge ECMAScript features.	JavaScript libraries
Facebook Pixel	Facebook pixel is an analytics tool that allows you to measure the effectiveness of your advertising.	Analytics
Google Analytics	Google Analytics is a free web analytics service that tracks and reports website traffic.	Analytics
Google Font API	Google Font API is a web service that supports open-source font files that can be used on your web designs.	Font scripts
Google Tag Manager	Google Tag Manager is a tag management system (TMS) that allows you to quickly and easily update measurement codes and related code fragments collectively known as tags on your website or mobile app.	Tag managers
HSTS	HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS.	Security
Linkedin Insight Tag	LinkedIn Insight Tag is a lightweight JavaScript tag that powers conversion tracking, website audiences, and website demographics.	Analytics
Microsoft Clarity	Microsoft's Clarity is a analytics tool which provides website usage statistics, session recording, and heatmaps.	Analytics
Module Federation	Module Federation is a webpack technology for dynamically loading parts of other independently deployed builds.	Miscellaneous
OneTrust	OneTrust is a cloud-based data privacy management compliance platform.	Cookie compliance
Permutive	Permutive is a publisher-focused data management platform.	Miscellaneous
Quora Pixel	Quora Pixel is a tool that is placed in your website code to track traffic and conversions.	Analytics
Rakuten	Rakuten (formerly Ebates) allows you to earn cash-back rewards.	Affiliate programs
Sailthru	Sailthru is a marketing automation software and multi-channel personalisation tool that serves ecommerce and media brands.	Marketing automation, Email, Personalisation
Skai	Skai (formerly Kenshoo) is a marketing activation solution for brands and agencies.	Analytics
webpack	Webpack is an open-source JavaScript module bundler.	Miscellaneous

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www.newscientist.com

Warning: Not All Tests Have Completed

Overall Score

Speed

Design

Security

Accessibility

Search

Social

Advertising

Technology

SPEED

Speed Score

Speed Test Summary

Speed Test Results

JavaScript execution time

Document object model size

No duplicate Javascript was detected.

No inefficient animated content was detected.

First contentful paint

Time to interactive

Largest contentful paint

Lazy loading of the largest contentful paint image

No legacy JavaScript was detected.

Main thread

First input delay

Modern image formats

Network server latency

Usage of document.write()

Offscreen and hidden images were lazily loaded.

Preloading of optional fonts

The largest contentful paint image was preloaded.

Excessive page redirects were not detected.

Render blocking resources

Server response time

Speed index

Lazy loading of third party resources

Total blocking time

Total page size

Unminified CSS was not detected.

Unminified JavaScript was not detected.

Unused CSS rules were not detected.

Unused JavaScript was not detected.

Images are optimized.

Preconnects to required origins were detected.

Preloading of resources

Responsive images were detected.

Text compression was detected.

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DESIGN

Design Score

Design Test Summary

Design Test Results

Color contrast

Cumulative layout shift

Doctype

Text visibility

Legible font sizes

User location requests

Image aspect ratio

Responsive images

Meta refresh

Unload event listeners

Notification on start

Tap targets

Unsized images

Passive event listeners

Viewport

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SECURITY

Security Score

Security Test Summary

Security Test Results

Deprecated API calls

Console errors

Inspector issues

HTTPS usage

Vulnerable JavaScript libraries

Password fields

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