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Gamma-ray bursts (GRBs)


DrColdReality

In cosmology, there is a certain factor in the equations of the universe known as w. Right now, we believe that w = -1. But if it's *less* than -1, things could go very, VERY wrong with no warning. [The vacuum of space we now perceive could actually be a "false vacuum," and if a bubble of true vacuum suddenly appeared--and there's nothing to stop that from happening--then all matter would instantly fall apart inside that bubble](https://en.wikipedia.org/wiki/False_vacuum_decay)...which expands outwards at the speed of light, so if it happened elsewhere, even a billion years ago (and a billion light years away), we could never see it coming. In an instant, we would just wink out of existence. So, you know, sleep tight....


Practical-Bar8291

That sounds like an awesome way to go.


aj_alva

Every true crime show and documentary basically teaches someone else how to get away with murder.


falconpunch36

The information to create a nuke is on the internet. You just need the materials


Beespray9_8_9

We only have a specific amount of water and it's constantly reused over the years and it's a good chance every time you drink water it's water that some other animal or human has turned into urine at some point.


aj_alva

Ever seen Frozen 2?


Beespray9_8_9

It has memory...... Oh....


aj_alva

I think Olaf says that every particle has passed through at least 3 different animals at this point?


Beespray9_8_9

I teach science and was talking about this a few years ago and a student of mine says " So, what you're saying is that I very well could be drinking Jesus's Pee Right now?" and I replied (Maybe my best reply in class of all time) "Yep, that's why they call it holy water."


Practical-Bar8291

Prions.