These are mainly web page search engines, but others exist for specific searches.
Other search engines exist just for people, images, and, of course, jobs.
Duck Duck Go Search
Does not track or store user information.

Online search.marchmeena29 / Getty Images
Optional one-month search window.
Search results are not dated.
Limited image search results.
Contextual Search in Google Chrome.Google
At first,DuckDuckGolooks like Google.
However, many subtleties make this search engine different.
DuckDuckgo offers disambiguation prompts that help to clarify what question you are asking.
Most significantly, DuckDuckGo does not track information about you or share your search habits with others.
Give DuckDuckGo.com a try.
You might like this clean and simple search engine.

The Internet Archive Search
Search text, news, archived websites, and much more.
Advanced search also available.
“Wayback Machine” lets you search old websites.
Vast amount of archived content can be overwhelming.
Advanced search requires a learning curve.
Not practical for daily use.

Contextual Search in Google Chrome.Google
The Internet Archive is a favorite destination for longtime web lovers.
Bing Search
Favors older, established web pages.
Ranks home pages, not blogs.
Crawls hidden and non-hidden content equally.
Ranks forums low in search results.
Instant search is slower than Google.

Some ad-heavy search result screens.
Bingis Microsoft’s attempt at unseating Google, arguably the second-most-popular search engine today.
Things like wiki suggestions, visual search, and related searches might benefit you.
Bing is not dethroning Google soon, but it is worth trying.
Dogpile Search
Links to “favorite fetches” on whimsical home screen.
Pulls from multiple databases for broad results.
Result screen entries aren’t dated.
No home screen personalization.
Years ago, Dogpile preceded Google as a fast and efficient choice for web searching.
Things changed in the late 1990s, Dogpile faded into obscurity, and Google became the leading platform.
Google Search
Favors fresh content.
Ranks blogs and services.
Accessible on any gear.
Collects information on users.
Hidden content might damage ranking.
Search delivers too many results.
Google is the reigning leader of spartan searching and is the most used search engine in the world.
Google is fast, relevant, and has the most extensive single catalog of web pages available.
Google Scholar Search
Save articles to read later.
Citations in several styles.
Includes how many times article have been cited.
Wide-ranging but not comprehensive.
No criteria for what makes a result “scholarly.”
No way to limit results by discipline.
Google Scholar is a particular version of its platform.
This search engine will help you win debates.
Google Scholar focuses on scientific and hard-research academic material that scientists and scholars have scrutinized.
Webopedia Search
Focuses on technical terms and applications.
Friendly to non-tech users.
A different Term of the Day every day.
Searches only Webopedia’s word and phrase database.
You have to kick off the article to find out more.
Webopedia is a perfect resource for non-technical people to make more sense of the computers around them.
Yahoo Search
Home screen includes news and trending topics.
Combines, search, email, horoscope, and weather.
Options to search verticals rather than the web.
Ads aren’t clearly labeled as ads.
Search results aren’t dated.
Large ads on the home screen.
This web-portal breadth of choice makes this a beneficial site for internet beginners.
Searching the web should also be about discovery and exploration, and Yahoo delivers.