/u/kugelbl1z's posts in /r/askscience

Year:

Only show posts with narrations

Can spacetime wrap in such a way that the universe would be finite with no border ?

77 upvotes

Mark as read: Add to a list

How did scientist succeed to create an acoustic black hole ?

22 upvotes

Mark as read: Add to a list

If aliens sent us an important math formula, but their signs and their "number" were completely different to ours, would we be able to decode it and recognize that it's math ?

1 upvotes

Mark as read: Add to a list

Complex numbers

1 upvotes

Mark as read: Add to a list

(red shifting) how does space expanding affects the wavelenght of light? Why doesn't the wavelenght stay constant?

1 upvotes

Mark as read: Add to a list

When testing for an illness, how can we distinguish people that are asymptomatic from false positives

1 upvotes

Mark as read: Add to a list

I have a problem with relativity. Relative to a photon, am I going to the speed of light ?

1 upvotes

Mark as read: Add to a list

When testing for an illness, how can we distinguish people that are asymptomatic from false positives ?

1 upvotes

Mark as read: Add to a list

What does Einstein quote when his friend Besso died mean ?

1 upvotes

Mark as read: Add to a list

Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Can spacetime wrap in such a way that the universe would be finite with no border ?	77
How did scientist succeed to create an acoustic black hole ?	22
If aliens sent us an important math formula, but their signs and their "number" were completely different to ours, would we be able to decode it and recognize that it's math ?	1
Complex numbers	1
(red shifting) how does space expanding affects the wavelenght of light? Why doesn't the wavelenght stay constant?	1
When testing for an illness, how can we distinguish people that are asymptomatic from false positives	1
I have a problem with relativity. Relative to a photon, am I going to the speed of light ?	1
When testing for an illness, how can we distinguish people that are asymptomatic from false positives ?	1
What does Einstein quote when his friend Besso died mean ?	1