Which evidence will be a definite smoking gun when it comes to finding extraterrestrial life? Why is a Dyson sphere more realistic than warp drives? Will America ever adopt the metric system? And in our Q&A+ version, will China be collaborating with other nations in space? Answering all these questions and more in this Q&A show.🎁 [Q&A+] Same video. No YT ads. BONUS question, totally free :https://www.patreon.com/universetoday🚀 [Overtime] Even more Q&Ashttps://www.patreon.com/universetoday📺 VIDEO VERSIONhttps://youtu.be/Z31aWzrlOb0📰 GUIDE TO SPACE Newsletter No ads. Subscribe for FREE: https://universetoday.com/newsletter🎧 PODCASTSUniverse Today: https://universetoday.fireside.fm/Astronomy Cast: http://www.astronomycast.com/📩 CONTACT FRASERfrasercain@gmail.com⚖️ LICENSECreative Commons Attribution 4.0 International (CC BY 4.0)Support Universe Today Podcast