What If's video: What If There Were Aliens at the Bottom of the Mariana Trench

The captain sounds the alarm. The waters around the ship rumble. Strange lights from deep below inch closer and closer to you. Something is emerging from the Mariana Trench, and it does not belong on this planet. If aliens lived in the deepest place in the ocean, what would they look like? How would they communicate with each other? And what would happen if we dared to contact them? Transcript and sources: https://whatifshow.com/what-if-there-were-aliens-at-the-bottom-of-the-mariana-trench/ 00:00 Aliens in Mariana Trench? 00:39 What lies deep within the ocean? 02:11 Translucent snailfish and sea cucumbers 02:58 What would aliens eat at the bottom of the ocean? 04:38 How would we notice the aliens? 05:35 Overwhelming pressure at the depths Questions or concerns? Contact us at https://underknown.com/contact/ Get our 100 best episodes in one mind-blowing book: http://bit.ly/ytc-the-what-if-100-book Join this channel to get access to perks: https://www.youtube.com/channel/UCphTF9wHwhCt-BzIq-s4V-g/join Check out our other channels: How to Survive: https://bit.ly/how-to-survive-show Aperture: https://bit.ly/aperture-show Crazy Creatures: https://bit.ly/crazy-creatures-show Your Body On: https://bit.ly/your-body-on-show Origins of Food: https://bit.ly/origins-of-food Versus: https://bit.ly/versus-show WTF Did I Just Watch: https://bit.ly/wtf-did-i-just-watch Watch more what-if scenarios: Planet Earth: http://bit.ly/YT-what-if-Earth The Cosmos: http://bit.ly/YT-what-if-Cosmos Technology: http://bit.ly/YT-what-if-Technology Your Body: http://bit.ly/YT-what-if-Body Humanity: http://bit.ly/YT-what-if-Humanity T-shirts and merch: http://bit.ly/whatifstore Suggest an episode: http://bit.ly/suggest-whatif Newsletter: http://bit.ly/whatif-newsletter What If elsewhere: Instagram: http://bit.ly/whatif-instagram Discord: https://discord.gg/WzkQPB3nea Twitter: http://bit.ly/whatif-twitter Facebook: http://bit.ly/facebook-whatif What If in Spanish: http://bit.ly/YT-Spanish-what-if What If in Mandarin: http://bit.ly/YT-Chinese-what-if Podcast: http://bit.ly/yt-what-if-show-podcast What If is a mini-documentary web series that takes you on an epic journey through hypothetical worlds and possibilities. Join us on an imaginary adventure through time, space and chance while we (hopefully) boil down complex subjects in a fun and entertaining way. Produced with love by Underknown in Toronto: https://underknown.com Contact us at https://underknown.com/contact/