Imdad Ullah Khan, Ph.D.
Data Science & ML Researcher | Content Evaluator & Approver
Imdad Ullah Khan is a Ph.D. in Computer Science from Rutgers University with deep experience in data science, machine learning, artificial intelligence, statistical modeling, NLP, and evidence-based computational methods. He evaluates published material for accuracy, depth, methodological soundness, and intellectual honesty.
Articles
SEO Terms: 100+ Essential Definitions and Examples for 2026
Master modern SEO vocabulary with clear, plain-English definitions and examples covering crawling, indexing, keywords, on-page optimization, AI search, and analytics.
Search Engine Positioning SEO: How to Improve Rankings in 2026
A page stuck on position 11 has visibility without clicks. Learn how to identify striking-distance opportunities, fix intent gaps, and improve search rankings.
How to Search Keywords on a Webpage: 9 Practical Methods
Need to find keywords on a page? Learn how to search text on desktop and mobile, inspect page source and rendered HTML, and uncover ranking queries in Search Console.
How to Sell Search Engine Optimization Services: A Practical 2026 Playbook
Selling SEO gets easier when you stop trying to sell rankings. Learn how to position offers, qualify prospects, forecast ranges, close cleanly, and retain clients.
How to Know If Your SEO Is Working: A Practical 2026 Measurement Guide
SEO is working when qualified search visibility turns into meaningful business outcomes. Learn which signals prove progress across Search Console and GA4.
How to View Your Site as Googlebot: See What Google Sees in 2026
Your website can look perfect in Chrome and still give Google a very different experience. Learn how to view your site as Googlebot using Search Console, rendered HTML, and DevTools.
What Is a Search Engine Algorithm? How Search Results Are Ranked
A search engine algorithm is a set of automated rules, statistical models, and machine-learning systems that retrieves information from a search index, evaluates which results best satisfy a query, and decides what to show and in what order.
What Does SERP Stand For? Search Engine Results Pages Explained
SERP stands for Search Engine Results Page. It is the page a search engine displays after someone submits a query.
How to Rank Higher on Google: A Practical 2026 SEO System
Getting a page to rank higher on Google is usually not a matter of adding more keywords. It is a constraint problem.
Search Engine Importance
Understand the importance of search engine technology for finding reliable information, making decisions, learning, and helping businesses get discovered.
Parts of a Search Engine: How the Four Core Components Work
Learn how crawling, indexing, query processing and ranking, and results presentation work together as the four core parts of a search engine.
Web Browser vs Search Engine: A Clear Guide to What Each Does
You open Chrome, type a question into the bar at the top, and receive a page of Google results. Because the whole action happens in one window, it can feel as if Chrome found the information. In fact, two different tools just worked together.
20 Best Search Engines for Privacy, Research, AI, and Everyday Search
The search engine built into your browser may be convenient, but it is not your only route through the web. Another service may protect more of your search activity, surface a different set of pages, understand a regional language better, calculate an answer, or search academic literature without mixing it with ordinary websites.
Create Your Own Search Engine with HTML, CSS, and JavaScript
A search box that does nothing is easy to build. A useful search tool needs more: content to search, a matching method, a way to rank results, and a clear results page. The good news is that you can learn all of those basics with one HTML file before deciding whether your website needs a larger search system.
Understanding the Basics of SEO: A Practical Roadmap for Beginners
A useful website can still be hard to find. A baker may publish a beautiful page about custom cakes, for example, while the page title says only "Our Creations," the text never mentions the city served, and no other page links to it. Customers understand the business when they arrive, but search engines have weak clues about when the page should appear.
Web Search Indexing: A Practical Guide to Getting the Right Pages Found
A page can be live, polished, and useful while remaining absent from search results. Publishing makes the URL available to visitors who already know it. It does not automatically place the page in a search engine's database.