Elevate your writing with 20% off Grammarly Premium by signing up at http://www.Grammarly.com/WHATIF Just north of the Martian equator lies a 45 km (28 mi) wide impact crater that scientists believe may have been the site of an ancient lake. Here at Jezero Crater, scientists theorize that its frozen soil may contain the most significant discovery of humankind, life. On February 18th, 2021, NASA's Perseverance rover will search this crater to find out if we're truly alone. What is the likelihood of life on Mars? How would the Mars landing be? What would these Martians look like? What if we found aliens on Mars? How will we send samples back to Earth? Transcript and sources: https://whatifshow.com/what-if-we-discovered-alien-life-on-mars/ 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: null 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 Feedback and inquiries: https://underknown.com/contact/ What If elsewhere: Instagram: http://bit.ly/whatif-instagram 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 Thank you to our supporters: Batman Kristopher Kirby omar Rodríguez 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/