Up Next
Back to Show
PBS Space Time
What Supernova Distance Would Trigger Mass Extinction?
Season 9
Episode 16
The deaths of massive stars results in one of the most beautiful and violent events in the universe: the supernova. But if these explosions occur too close to Earth their radiation can impact life and even trigger mass extinctions.
Sign up now for inspiring and thought-provoking media delivered straight to your inbox.
Support Provided By
14:08
We examine all the best-case scenarios for life beyond Earth.
13:11
Einstein gives us a glimmer of hope that time can be warped.
12:35
It may be that for every star in the universe there are billions of black holes.
12:35
Muon G-2 experiment produces the most successful predictions in physics.
12:48
We talk about some real experiments that claim to have demonstrated Zeno's phenomenon.
13:08
The crisis in cosmology has actually gotten worse, which means we may be onto something!
13:24
We explore if there is a true connection between light and gravity.
8:55
We explore that it's the warping of time that causes gravity.
13:54
There's a galaxy-spanning gravitational wave detector that has provided a breakthrough.
13:03
We try to make contact with dark matter particles and enter into the Dark Universe.
12:32
We delve into some of the most famous paradoxes of special relativity.
12:43
Transitions of quantum systems have always defied observation...until now.