Up Next
Back to Show
PBS Space Time
How Magnetism Shapes The Universe
Season 7
Episode 24
Compass needles align with magnetic field lines. And, on the precise spot of magnetic north, those field lines are vertical. So, we can go down to the molten Iron dynamo earth surrounding the earth's core and up...today we explore how far up and out we are able to go.
Support Provided By
20:15
To travel the stars without faster than light travel we’re going to need a generation ship.
15:36
The Moon: humanity’s first destination beyond our atmosphere.
14:28
Is our 3-D universe is just the inward projection of an infinitely distant boundary?
14:12
What if aliens are deliberately keeping quiet for fear that they might be destroyed?
14:44
The terrible singularity at the heart of the black hole may be no more.
14:33
We may have solved the mysterious origins of supermassive black holes in our universe.
14:29
Could cosmic voids be driving the universe?