AaS! 259: Where Exactly is the Edge of the Universe?

What's it like to fall into a black hole (again)? What does the outside universe look like? Is there any way to avoid your grisly fate at the singularity? I discuss these questions and more in today's...

3 Syys 201941min

What is chaos theory? How can something be both deterministic and unpredictable? Is there are hope at all for physics? I discuss these questions and more in today's Ask a Spaceman! Support the show: h...

20 Elo 201925min

How do cracks appear in spacetime? What does it have to do with symmetry? Could we ever hope to find a cosmic string? I discuss these questions and more in today's Ask a Spaceman! Support the show: ht...

6 Elo 201928min

Why is it so hard to predict solar eclipses? How did Newton and Halley team up to solve it? What have we learned from solar eclipses since then? I discuss these questions and more in today's Ask a Spa...

16 Heinä 201932min

How hard is interstellar travel? What are the possible ways to achieve the required energy? Is there anything at all feasible in the works? I discuss these questions and more in today's Ask a Spaceman...

2 Heinä 201937min

What's the deal with redshift? How can we actually interpret velocities when it comes to cosmic expansion? And what's with the recent tension over measuring the expansion rate? I discuss these questio...

18 Kesä 201936min

Is light made of waves or particles? Is matter made of waves or particles? What does it mean for matter to "wave", anyway? Why is this so hard to understand? I discuss these questions and more in toda...

4 Kesä 201927min

What's so bad about Venus, besides everything? How did it get so bad? And are we next? I discuss these questions and more in today's Ask a Spaceman! Support the show: http://www.patreon.com/pmsutter ...

21 Touko 201924min