explainthatstuff.com

Website review explainthatstuff.com

Explain that Stuff

 Generated on March 05 2026 05:21 AM

Old data? UPDATE !

The score is 57/100

SEO Content

Title

Explain that Stuff

Length : 18

Perfect, your title contains between 10 and 70 characters.

Description

A collection of FREE, easy-to-understand science, technology, and how-it-works articles for the whole family!

Length : 109

Great, your meta description contains between 70 and 160 characters.

Keywords

Very bad. We haven't found meta keywords on your page. Use this free online meta tags generator to create keywords.

Og Meta Properties

Good, your page take advantage of Og Properties.

Property Content
url http://www.explainthatstuff.com/
type website
site_name Explain that Stuff
title Explain that stuff! Science and technology made simple
description We make science and technology easy to understand.
image https://cdn4.explainthatstuff.com/optical-mouse-light-guide-large-og.jpg

Headings

H1 H2 H3 H4 H5 H6
1 13 41 0 0 0
  • [H1] The FREE science and technology book
  • [H2] Hard stuff... made simple!
  • [H2] How to use this site
  • [H2] What's hot in February 2026?
  • [H2] What's new?
  • [H2] Most popular
  • [H2] What else is on our site?
  • [H2] If you like this website...
  • [H2] Who uses this site?
  • [H2] Follow us on your favorite sites!
  • [H2] Tell your friends
  • [H2] Privacy and cookies
  • [H2] Can't find what you want? Search our site below↓
  • [H2] More to explore on our website...
  • [H3] Space rockets
  • [H3] Artificial intelligence
  • [H3] Climate change
  • [H3] Nuclear power
  • [H3] Heat pumps
  • [H3] Lasers
  • [H3] Geoengineering
  • [H3] Materials
  • [H3] Quantum computing
  • [H3] Solar cells
  • [H3] Electric cars
  • [H3] Artificial intelligence
  • [H3] Gravity
  • [H3] History of flight
  • [H3] Cranes
  • [H3] History of electricity
  • [H3] Software
  • [H3] Great psychology experiments
  • [H3] What is science—and why does it matter?
  • [H3] History of communication
  • [H3] Water pollution
  • [H3] Electricity
  • [H3] Nanotechnology
  • [H3] Magnetism
  • [H3] Gears
  • [H3] Batteries
  • [H3] Electric motors
  • [H3] Global warming
  • [H3] Cloud computing
  • [H3] Communications
  • [H3] Computers
  • [H3] Electricity and electronics
  • [H3] Energy
  • [H3] Engineering
  • [H3] Environment
  • [H3] Gadgets
  • [H3] Home life
  • [H3] Materials
  • [H3] Science
  • [H3] Tools, instruments, and measurement
  • [H3] Transportation

Images

We found 51 images on this web page.

Good, most or all of your images have alt attributes.

Text/HTML Ratio

Ratio : 23%

Good, this page's ratio of text to HTML code is higher than 15, but lower than 25 percent.

Flash

Perfect, no Flash content has been detected on this page.

Iframe

Too Bad, you have Iframes on the web pages, this mean that content in an Iframe cannot be indexed.

URL Rewrite

Good. Your links looks friendly!

Underscores in the URLs

We have detected underscores in your URLs. You should rather use hyphens to optimize your SEO.

In-page links

We found a total of 67 links including 0 link(s) to files

Anchor Type Juice
Home Internal Passing Juice
A-Z index Internal Passing Juice
Random article Internal Passing Juice
Timeline Internal Passing Juice
Teaching guide Internal Passing Juice
About us Internal Passing Juice
Privacy & cookies Internal Passing Juice
Chris Woodford Internal Passing Juice
Search Internal Passing Juice
Space rockets Internal Passing Juice
News story External Passing Juice
Artificial intelligence Internal Passing Juice
News story External Passing Juice
Climate change Internal Passing Juice
News story External Passing Juice
Nuclear power Internal Passing Juice
News story External Passing Juice
Heat pumps Internal Passing Juice
News story External Passing Juice
Lasers Internal Passing Juice
News story External Passing Juice
Geoengineering Internal Passing Juice
News story External Passing Juice
Materials Internal Passing Juice
News story External Passing Juice
Quantum computing Internal Passing Juice
News story External Passing Juice
Solar cells Internal Passing Juice
Electric cars Internal Passing Juice
Gravity Internal Passing Juice
History of flight Internal Passing Juice
Cranes Internal Passing Juice
History of electricity Internal Passing Juice
Software Internal Passing Juice
Great psychology experiments Internal Passing Juice
What is science—and why does it matter? Internal Passing Juice
History of communication Internal Passing Juice
Water pollution Internal Passing Juice
Electricity Internal Passing Juice
Nanotechnology Internal Passing Juice
Magnetism Internal Passing Juice
Gears Internal Passing Juice
Batteries Internal Passing Juice
Electric motors Internal Passing Juice
Cloud computing Internal Passing Juice
Communications Internal Passing Juice
Computers Internal Passing Juice
Electricity and electronics Internal Passing Juice
Energy Internal Passing Juice
Engineering Internal Passing Juice
Environment Internal Passing Juice
Gadgets Internal Passing Juice
Home life Internal Passing Juice
Materials Internal Passing Juice
Science Internal Passing Juice
Tools, instruments, and measurement Internal Passing Juice
Transportation Internal Passing Juice
Breathless: Why Air Pollution Matters and How it Affects You Internal Passing Juice
dozens of books External Passing Juice
over 2000 academic papers and patents External Passing Juice
feedback forms Internal Passing Juice
our friendly Facebook page External Passing Juice
Flickr External Passing Juice
Pinterest External Passing Juice
subscribing to our podcast feed Internal Passing Juice
"Do Not Sell My Personal Information" Internal Passing Juice
Full copyright notice and terms of use Internal Passing Juice

SEO Keywords

Keywords Cloud

science electricity story new how more news articles power from

Keywords Consistency

Keyword Content Title Keywords Description Headings
how 25
science 13
from 12
power 10
story 10

Usability

Url

Domain : explainthatstuff.com

Length : 20

Favicon

Great, your website has a favicon.

Printability

We could not find a Print-Friendly CSS.

Language

You have not specified the language. Use this free meta tags generator to declare the intended language of your website.

Dublin Core

This page does not take advantage of Dublin Core.

Document

Doctype

HTML 5

Encoding

Perfect. Your declared charset is UTF-8.

W3C Validity

Errors : 0

Warnings : 0

Email Privacy

Great no email address has been found in plain text!

Deprecated HTML

Great! We haven't found deprecated HTML tags in your HTML.

Speed Tips

Excellent, your website doesn't use nested tables.
Too bad, your website is using inline styles.
Great, your website has few CSS files.
Perfect, your website has few JavaScript files.
Perfect, your website takes advantage of gzip.

Mobile

Mobile Optimization

Apple Icon
Meta Viewport Tag
Flash content

Optimization

XML Sitemap

Missing

Your website does not have an XML sitemap - this can be problematic.

A sitemap lists URLs that are available for crawling and can include additional information like your site's latest updates, frequency of changes and importance of the URLs. This allows search engines to crawl the site more intelligently.

Robots.txt

https://explainthatstuff.com/robots.txt

Great, your website has a robots.txt file.

Analytics

Missing

We didn't detect an analytics tool installed on this website.

Web analytics let you measure visitor activity on your website. You should have at least one analytics tool installed, but It can also be good to install a second in order to cross-check the data.

PageSpeed Insights

Device
Categories

Free SEO Testing Tool

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