The Top 10 Most Popular Sites of 2018

Google is the world's most popular search engine. Billions of people generate 3.5 billion searches every single day, and it's not just for search – Google also offers a huge variety of peripheral services. 

In 2018, Google.com is the No.1 most popular website in both the global market and in the U.S.

• Google 101: Here's a basic overview of Google, the world's most popular search engine. Learn what makes the Google search engine so popular, some of Google's more popular features, and how you can use Google to search the web.
• The Top 10 Google Search Tricks: Google is the most popular search engine, but most people don't realize how much more powerful they can make their searches with a few simple tweaks.
• Advanced Google Search Tips: Do you skim the surface of what Google offers? Learn how to master Google with advanced Google search techniques and make your searches super efficient.
• 20 Things You Didn't Know You Could Do With Google: Find out more about the wide variety of Google search options that you have and learn 20 things you didn't know you could do with the seemingly limitless power of Google search available to you.

You've probably watched a video on YouTube this week, as did plenty of other people. YouTube is the most popular video website on the web, and almost 5 billion videos are watched on YouTube every day.

Youtube.com is the No. 2 most popular website in both the global market and in the U.S. for 2018, even though 80 percent of YouTube views are from outside the U.S.,

• What Is YouTube?: YouTube is the most popular video site on the web today. Learn more about this hub of entertainment and how to use it. It works through the use of individual channels, similar to having a television on your computer.
• How to Make a YouTube Channel: It's easy to make your own YouTube channel to start sharing videos online. Both personal and business channels are available. Learn how to take advantage of this far-reaching influencer.
• What to Watch on YouTube: YouTube is vast so finding what you want to watch isn't always easy. Here is information on how to locate content that matches your interests.
• YouTube TV: What You Need to Know: YouTube has expanded to an online streaming service that subscribers use to watch live television on their computers, phones and other electronic devices. Learn all about it here.

Facebook is the most popular social media site on the web. More than 1.4 billion active users access Facebook daily across the globe to communicate with family and friends. 

In 2018, Facebook.com is the No.3 most popular website in both the global market and in the U.S.

• Facebook 101: Facebook is the most popular social networking site on the web. Learn more about this online phenomenon.
• How to Use Facebook: Profile, Wall and News Feed: If you don't know what a timeline or a status on Facebook is, you can pick up the lingo here and expand what you can do on the social network.
• How to Use Facebook to Find People: Because Facebook is the most extensive social networking site on the web, it is a powerful tool for finding people online. Learn more about using Facebook to search for old friends, classmates, or family members.

WIth a 70 percent search market share, Baidu is the largest Chinese-language search engine and is used by millions of people every day. The estimate is that 90 percent of China uses Baidu as a search engine. Much like Google, Baidu offers companion sites including an alternative to AdWords, Translate, and Maps.

Baidu is the No. 4 most popular website globally and the No. 1 most popular in China. Only 1 percent of Baidu visitors are from the U.S.

• What Is Baidu? Baidu is the largest search engine in China. Learn more about Baidu, its origins, its founder, the features Baidu offers, and basic Baidu search options.

Wikipedia is one of the most useful (and used) sites on the web. It's a "living" resource, in the sense that any piece of content is available to be edited by anyone with expertise in that particular topic. More people use Wikipedia worldwide than any other knowledge-based resource on the web. 

In 2018, Wikipedia ranks as the No. 5 most popular site globally and as No. 6 in the U.S.

• How to Use Wikipedia Successfully: Wikipedia is one of the most useful multilingual sites on the web. It is free and written by collaborators around the world. Find out how to use Wikipedia more effectively.
• How to Write a Wikipedia Page: Wikipedia grows by 800 new articles each day. If you are an expert on a topic not covered sufficiently in Wikipedia, you can write your own Wikipedia page by following Wikipedia's instructions. 

Reddit is a social news aggregation that consists of an enormous collection of people and the links they share about every corner of pop culture. If you see something you like, you give it a thumbs up. See something you don't like? Give it a thumbs down. Leave comments and post interesting things. 

With almost 550 million monthly visitors, Reddit ranks as the No. 6 most popular website globally and as No. 4 in the U.S. for 2018.

• How to Use Reddit - A Crash Course: Reddit isn't known for being welcoming to newcomers, but every Reddit user felt like that at first. Learn how to use the site and start sharing links of your own with fellow "Redditors."
• What Exactly Is a Reddit AMA?: An AMA is an "Ask Me Anything" session on the site. Although AMAs with celebrities are popular, AMAs from regular people on interesting topics are also encouraged.
• NSFW: Some Reddit content is Not Suitable for Work (NSFW). Reddit is divided into subreddits. One of those is the NSFW subreddit. Content on this subreddit often contains sexual content or is pornographic, so it definitely is not suitable to view when around family members, co-workers, or just about anybody. You've been warned.

Yahoo is a web portal and search engine. It offers mail, news, maps, videos and many more web services. Yahoo doesn't hand out its statistics freely, but a recent estimate put the number of visitors per month at about 1 billion.

Yahoo ranks at No. 7 on both the global and U.S. 2018 list of most popular websites.

• Yahoo 101 Here's everything you need to know about Yahoo including information on the home page feature and plenty of tips for search results.
• What Does Yahoo Stand For?: Yahoo is short for "Yet Another Hierarchical Officious Oracle." The name, stylized with an exclamation mark (Yahoo!), is the result of two Ph.D. candidates' search in 1994 for a term that anyone can remember and say easily.

Google.co.in, the Indian version of the popular Google search engine, has a life on the internet of its own. With it, users can search the entire web or only webpages from India. The site offers sites in English, Hindi, Bengali, Telugu, Marathi, and Tamil.

Google.co.in is the No. 8 most popular website in the world for 2018. It is Google's India site, so it is no surprise it ranks No. 1 in India. U.S. usage is negligible. 

QQ.com is a messaging service in China. It's goal it to provide its users with a "one-stop online life service." The social networking service encourages users to write blogs, send photos, keep diaries, watch videos and listen to music.

QQ.com holds the Guinness World Record for the highest number of simultaneous online users on an instant messaging program with just over 210 million users. Active monthly users exceed 800 million.

QQ.com is ranked No. 9 on the global list of Top 10 most popular websites and No. 2 in China. U.S. users amount to only 1.4 percent of traffic.