By 
Samantha Kuula
 | 
TED-Ed Original

How to detect a supernova

Just now somewhere in the universe a star exploded. In fact a supernova occurs every second or so in the observable universe. Yet we've never actually been able to watch a supernova in its first violent moments. Is early detection possible? Samantha Kuula details the science behind an early supernova warning system.

Related tags:

design
engineering
technology
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