Sponsored by Helge Bjørkhaug.

https://www.youtube.com/watch?v=s-P1BlI4jAw

Published on Jun 6, 2017.

Cosmologists tell us that the Universe is flat. It sure feels like 3-dimensions. What does this even mean, and how do we know it’s true?

Support us at: http://www.patreon.com/universetoday

More stories at: http://www.universetoday.com/

Follow us on Twitter: @universetoday

Like us on Facebook: https://www.facebook.com/universetoday

Instagram - http://instagram.com/universetoday

 

We've added a new way to donate to 365 Days of Astronomy to support editing, hosting, and production costs.

Just visit: https://www.patreon.com/365DaysOfAstronomy and donate as much as you can!

Share the podcast with your friends and send the Patreon link to them too!

Every bit helps! Thank you!

------------------------------------

Do go visit http://astrogear.spreadshirt.com/ for cool Astronomy Cast and CosmoQuest t-shirts, coffee mugs and other awesomeness!

http://cosmoquest.org/Donate This show is made possible through your donations.

Thank you! (Haven't donated? It's not too late! Just click!)

The 365 Days of Astronomy Podcast is produced by Astrosphere New Media. http://www.astrosphere.org/

Visit us on the web at 365DaysOfAstronomy.org or email us at [email protected].