What is Gravity?

It's Q&A time! Izzie Clarke, Dr Becky Smethurst and the Royal Astronomical Society's Dr Robert Massey dive into The Supermassive Mailbox to answer your brilliant and ridiculous questions.🌑 Do meteors hit the Moon during showers?⏳ Could black holes create different 'eras' of time ...  Show more

What is the Bootes Void? Why do we only see one side of the Moon? Can time travel be sped up? And what's the smallest amount of visible space debris? The Supermassive Podcast team answer your questions... And work on their Australian accents!?For the first time ever, you can now ...  Show more

Gravity is everywhere. We and every other thing in the cosmos experience its force at all times no matter how small, no matter how oblivious you might be to its presence - it's there. But for something that causes the falling of a leaf in autumn as well as the collision of superm ...  Show more

Why is gravity so much weaker than the other forces?See omnystudio.com/listener for privacy information. 

Is gravity fundamental to the universe? Neil deGrasse Tyson and Chuck Nice explore quantum physics, the fourth dimension, whether H2O is water, and the many-worlds interpretation with theoretical cosmologist Janna Levin, PhD. 

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What is a gravitational wave? Janna Levin and comedian Matt Kirshen sit down with physicist Rainer Weiss to discuss LIGO, black holes, and the physics of gravitational waves. 

(Originally Aired October 4, 2016)

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