Black holes shouldn't echo, but this one might. Score 1 for Stephen Hawking?
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When two neutron stars slammed together far off in space, they created a powerful shaking in the universe — and their echoes could violate Einstein's theory of relativity.Black holes shouldn't echo, but this one might. Score 1 for Stephen Hawking?
When two neutron stars slammed together far off in space, they created a powerful shaking in the universe — and their echoes could violate Einstein's theory of relativity. Read more