How do search engines find answers so fast?
Search Speed Secrets
How do search engines find answers so fast?
You type "why do cats purr" into the search box and boom — half a billion results in 0.43 seconds. How does a computer rifle through the entire internet faster than you can blink?
Here's the secret: the search engine isn't actually searching when you hit Enter. It already did all the work weeks ago. Google and Bing send out millions of little programs called crawlers — think of them as tireless robot librarians — that visit every public webpage on Earth, read everything, and take notes.
