Ask a Spaceman!

Do black holes exist, or are they merely theoretical constructs? What's the evidence? And what about the singularity, surely that doesn't happen, right? I discuss these questions and more in today's A...

4 Heinä 201729min

Does everyone have the same clock? Can we skip forward into the future? What about the past? Why does it appear to be forbidden in our universe? I discuss these questions and more in today's Ask a Spa...

20 Kesä 201720min

How is the bullet cluster the "smoking gun" for dark matter? Why aren't alternate theories of gravity satisfactory? Could dark matter just be a bunch of black holes? I discuss these questions and more...

6 Kesä 201733min

Just how mediocre are we? I've heard there's an "axis of evil" in space - what's up with that? Is there anything special about our position within the universe? I discuss these questions and more in t...

16 Touko 201735min

How do we measure the expansion history of the universe? Why are supernovae so dang useful? Come on, what's with this "dark energy" business? I discuss these questions and more in today's Ask a Spacem...

2 Touko 201736min

What happens during a galaxy merger event? Is dark matter involved? How do we use simulations to learn about these processes that last hundreds of millions of years? I discuss these questions and mor...

18 Huhti 201737min

Part Two! What's the relationship between the Higgs Boson and mass? What does that even mean, and how do we go about detecting it? I discuss these questions and more in today's Ask a Spaceman! Support...

4 Huhti 201730min

Part One! What does the Higgs Boson mean? What role does it play in the forces of nature? What makes it so special? I discuss these questions and more in today's Ask a Spaceman! Support the show: http...

21 Maalis 201737min