Ask a Spaceman!

Were the dark ages really dark? What is a perturbation, and how did they grow in the early universe? When the first stars awoke, what happened? I discuss these questions and more in today's Ask a Spac...

19 Juni 201835min

What does momentum have to do with rockets? Why are nozzles so dang important? What is a "potent mixture", anyway? I discuss these questions and more in today's Ask a Spaceman! Support the show: http:...

5 Juni 201831min

What is the so-called "OMG Particle"? Where could it possibly come from, and how are magnetic fields involved? How can we detect these cosmic rays? I discuss these questions and more in today's Ask a ...

15 Maj 201838min

Part 3! How did Einstein develop General Relativity? What does it mean for different kinds of masses to be equivalent? How does gravity do what it does? Why is curvature so important in understanding ...

1 Maj 201842min

Part 2! How did Einstein develop General Relativity? What does it mean for different kinds of masses to be equivalent? How does gravity do what it does? Why is curvature so important in understanding ...

17 Apr 201834min

Part 1! How did Einstein develop General Relativity? What does it mean for different kinds of masses to be equivalent? How does gravity do what it does? Why is curvature so important in understanding ...

3 Apr 201838min

Where did all the monopoles go? Do other planets have auroras? Can binary stars host planets? I discuss these questions and more in today's Ask a Spaceman! A very special edition recorded in Vik, Icel...

20 Mars 201831min

What makes Iceland so warm despite its high latitude? What powers everything from glaciers to geysers? How are the aurora connected to volcanoes? I discuss these questions and more in today's Ask a Sp...

6 Mars 201831min