Are we alone in the universe? I don't think so. But if we're not alone, where is everybody? We're always looking for these answers, but what happens if Aliens visit Earth? Will they be a Hostile Species or a Friendly Species? If they're hostile, will humanity be able to survive? Let's Speculate this scenario in today's video of DiscoverZen. <br /> <br />Thank you for watching this video. Subscribe to our channel to see more speculative content and explore your inner curiosity. Enable the notification icon if you want to be notified when we upload our next video. Smash the Like button if you love this type of content. Comment your thoughts below and also, mention your video topic ideas, and the most liked comment ideas will be picked for our future videos. <br /> <br />Subscribe to our Youtube channel: https://bit.ly/3fyrgkT <br />Follow us on Instagram: https://bit.ly/3095Xjg <br />Follow us on Twitter: https://bit.ly/30NJOaE <br /> <br />Credits: <br /> <br />Video Script, Research and Marketing by K.P.Sajith and Sarthak Kumar <br /> <br />Video Production by Rahul B, James and Maria <br /> <br />Voiceover by Voice actress Sarante <br /> <br /> <br /> <br />Resources: <br />https://now.northropgrumman.com/scientists-wonder-if-extraterrestrial-life-has-visited-earth/ <br />https://www.nationalgeographic.com/magazine/2019/03/extraterrestrial-life-probably-exists-how-do-we-search-for-aliens/