AaS! 248: What’s Going on Inside Neutron Stars?
What’s inside a neutron star? What strange states of matter do we encounter? And what mysteries...
32:57
AaS! 247: How Can We Get Giant Black Holes in the Early Universe?
How do we explain the giant black holes appearing in the young universe? Is it possible to...
28:44
AaS! 246: What is Stephen Hawking’s Legacy?
How do you measure the impact of a scientist? Does Stephen Hawking compare to Newton or Einstein?...
37:19
Why is the moon so special? Why do we think a giant impact created it? Why didn’t the same thing...
25:14
AaS! 244: What’s the Most Important Wavelength in All Astronomy?
What is 21-cm radiation? What (and who) produces it? What causes it, and what does it tell us...
28:16
AaS! 243: So Is the Warp Drive Legit or Not?
What is an Alcubierre warp drive? What would it take to make it work? Could it propel spacecraft...
33:01
AaS! 242: Are There Invisible Stars in the Universe?
What is an axion? How could axions make a star, and what does that have to do with dark matter?...
35:49
AaS! 241: Could We Travel to Parallel Universes?
Where do parallel universes exist? Could we use wormholes to travel to them? What does time...
33:23
AaS! 240: Does the Great Filter Explain Why We’re Alone?
What is the Fermi Paradox? How rare is non-intelligent vs intelligent life? What are the...
26:43
AaS! 239: What Are the Weirdest Hypothetical Particles?
Are dark photons as sinister as they sound? What did the curvaton do in the early universe? And...
38:27
AaS! 238: What Makes the Sun’s Corona So Dang Hot?
How can the solar corona be hotter than the surface? What has the Parker Solar probe learned so...
33:19
AaS! 237: Could Any Supernova Harm the Earth?
Are we “in range” of any potential supernovae? Has the Earth ever been hit in the past? And what...
31:27
AaS! 236: How Exactly Do Black Holes Merge?
How do black holes get close enough to merge? What causes them to emit gravitational waves, and...
35:03
AaS! 235: Is it Time to Redefine the Planet?
How did Pluto get demoted? What makes a planet a planet anyway? Why do we now have so many...
38:25
AaS! 234: How Could We Turn the Sun into a Telescope?
How do gravitational lenses work? Where would a spacecraft need to be to use the Sun’s gravity as...
34:12
AaS! 233: Why Do We Care About Methane on Mars?
What’s behind the Martian Methane Mystery? Is it a sign of life, or just some strange chemical...
34:06
AaS! 232: Is Space Tourism a Good Idea?
Why are private space companies pushing tourism? Is there a future for tourism in space? Is this...
33:29
AaS! 231: What Made the Local Bubble?
Where do we live within the galaxy? What shapes the local bubble? How long will we be inside it?...
30:42
AaS! 230: Is the Universe Making Any New Galaxies?
How do galaxies form and evolve? Is the universe still making new ones? What will happen to the...
28:40
AaS! 229: Is the James Webb Breaking Cosmology?
What has the James Webb Space Telescope learned so far? Is it finding galaxies that “break”...
36:10
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