Om episode
In this week's questions show, I answer whether or not dark matter could become a black hole, how do we know the Universe is flat, and what would happen to the world's market for precious metals once we start mining asteroids? Natalie Hinkel, SWRI http://www.nataliehinkel.com/ Follow Natalie on Twitter: https://twitter.com/natalie_hinkel/ 00:26 Can dark matter turn into a black hole? 05:07 If the Universe is flat, how can it be expanding? 08:00 Will asteroid mining devalue markets on Earth? 10:06 Good binoculars for a newbie? 11:13 Why haven't we found Planet 9 yet? 12:55 What species will replace humanity on Earth? 16:14 What if someone found our spacecraft orbiting an interstellar object? 17:45 What if Venus and Earth swapped sizes? 19:09 Why do we need a reason for an accelerating Universe? 22:37 Is NASA moving too fast? 26:13 Could you use a leaf blower on the Moon? 27:51 Could you have an exoplanetary system without a star? Want to be part of the questions show? Ask a short question on any video on my channel. I gather a bunch up each week and answer them here. Our Book is out! https://www.amazon.com/Universe-Today-Ultimate-Viewing-Cosmos/dp/1624145442/ Audio Podcast version: ITunes: https://podcasts.apple.com/us/podcast/universe-today-guide-to-space-audio/id794058155?mt=2 RSS: https://www.universetoday.com/audio Weekly email newsletter: https://www.universetoday.com/newsletter Weekly Space Hangout: https://www.youtube.com/channel/UC0-KklSGlCiJDwOPdR2EUcg/ Astronomy Cast: https://www.youtube.com/channel/UCUHI67dh9jEO2rvK--MdCSg Support us at https://www.patreon.com/universetoday More stories at https://www.universetoday.com/ Twitch: https://twitch.tv/fcain Follow us on Twitter: https://twitter.com/universetoday Like us on Facebook: https://www.facebook.com/universetoday Instagram - https://instagram.com/universetoday Team: Fraser Cain - @fcain / frasercain@gmail.com Karla Thompson - @karlaii / https://www.youtube.com/channel/UCEItkORQYd4Wf0TpgYI_1fw Chad Weber - weber.chad@gmail.com
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