Why This Universe?

25 - Do Extra Dimensions Exist? (Rebroadcast)

Today we are rebroadcasting an earlier episode all about extra dimensions - How many dimensions of space are there? Could there be extra dimensions that are hidden from view? For ad-free episodes and...

14 Mar 202228min

45 - The Wide World of Exoplanets (ft. Diana Powell)

Special guest Dr. Diana Powell gives us the lay down on the field of exoplanet research, and on how these recent discoveries may shed light on the question of extraterrestrial life. For ad-free episo...

28 Feb 202239min

44 - Our Deepest Theory: Quantum Field Theory

Today we attempt to break down the basics of quantum field theory - our deepest theory of physics yet. For ad-free episodes and other exclusives, join us for $3 a month on Patreon: https://patreon.co...

14 Feb 202224min

43 - Is Physics the Most Fundamental Subject?

Some people like to claim that psychology is just applied biology, which is just applied chemistry, which is just applied physics, and so on. Is there any truth to this? Or is it just our egos getting...

31 Jan 202228min

42 - The Signal That Could Be the Dark Matter

Dan shares one of the biggest stories of his career - his discovery of an excess of gamma rays at the center of the Milky Way. Is this a sign of dark matter, or is it something less mysterious? Suppor...

17 Jan 202237min

41 - The Hubble Tension: The Biggest Fight in Astronomy (ft. Wendy Freedman)

When different groups of astronomers measure the expansion rate of space, they get different answers. Who's right? Or are they both right, and new physics is afoot? Support the show

3 Jan 202223min

40 - How Will JWST Change Astronomy?

Today we dive into the world's shiny new space telescope - JWST. Learn why are physicists and astronomers are so excited about it, and what new secrets of the universe it might reveal. Keep your eye o...

20 Des 202119min