No one knows what dark energy is or why it exists. So how did astronomers discover the mysterious force that's pulling the universe apart? Astronomer Jeff Silverman explains one of the universe's biggest mysteries. Learn more at www.tumblepodcast.com! Subscribe on iTunes and leave us a review. Music by Noveller and YACHT, courtesy of the Free Music ... Show More
Aug 22
Tumble Mailbag: The Science of Questions and What State of Matter Is Fire?
Is fire a liquid, a solid, or is it even matter at all? And what is the science of asking good questions? Lindsay and Marshall dig into the Tumble mailbag to answer listener questions with the help of Tumble's science advisors, and respond to reviews! Somehow, the whole "cats are ... Show More
24m 6s
Jul 25
Tumble Mailbag: Four-Leaf Clovers, Brains, Fish & Infinity!
Do you know why four leaf clovers are so rare? Or if just one side of our brain can fall asleep? Why do fish have different colors, and how big is infinity? Lindsay & Marshall dig into the Tumble mailbag to answer listener questions with the help of Tumble’s science advisors, and ... Show More
29m 23s
Dec 2021
The building blocks of the universe
Most of the matter in the universe is dark matter, an invisible, untouchable, mysterious substance. Scientists don’t know what exactly dark matter is, despite decades of searching. But recently, they got a new clue in the form of an extremely tiny dancer.This episode is a remix o ... Show More
54m 54s
Mar 2023
Cosmic Queries – JWST’s Primordial Galaxies with Wendy Freedman
What do the early galaxies discovered by JWST tell us about the early universe? Neil deGrasse Tyson and comedian Matt Kirshen explore the expansion of space, dark energy, and the age of the universe with astronomer, Wendy Freedman.NOTE: StarTalk+ Patrons can listen to this entire ... Show More
43m 6s