#spacetime

10 ideas about #spacetime have been added on IdeaMill.

Follow

Ringularities

by astronut Sep 19, 2021 4 Comments 4 Links

#blackholes, #einstein, #gravity, #hawking, #math, #maths, #singularity, #space, #spacetime,

Singularities in spinning blackholes that are shaped like a ring. Read more

4 Links Add link

Follow

You cannot tie a knot in 4 dimensions

by djloon Sep 6, 2021 3 Comments 3 Links

#dimensions, #knots, #math, #maths, #space, #spacetime, #topology,

I heard about this but unsure if it is true as I... Read more

3 Links Add link

Follow

If one of the spatial dimensions only went one way (like time does) would it make you go left, right, up north or down south?

by astronut Sep 3, 2021 4 Comments 4 Links

#cosmology, #dimension, #knowledge, #relativity, #space, #spacetime, #time,

More of a question than an idea, but thought-provoking nonetheless. Read more

4 Links Add link

Follow

We are a side effect of a universe trying to increase its entropy

by Miss Entropic Jun 8, 2021 3 Comments 3 Links

#cosmology, #energy, #entropy, #matter, #science, #space, #spacetime, #universe,

Stands to reason. First heard about this idea years ago, but this... Read more

3 Links Add link

Follow

“In physics, the only difference between space and time is a minus sign”

by MeterMan May 14, 2021 3 Comments 3 Links

#cosmology, #cosmos, #einstein, #knowledge, #physics, #quantum, #relativity, #science, #space, #spacetime, #time, #wisdom,

3 Links Add link

Follow

Your head is older than your feet – due to time dilation

by Mickey Feb 24, 2021 5 Comments 4 Links

#einstein, #knowledge, #maths, #physics, #quantum, #science, #space, #spacetime, #time,

Your feet have been slightly closer to a denser region spacetime for... Read more

Your head is older than your feet – due to time dilation

4 Links Add link

Follow

Time travel is inevitable

by Miss Entropic Jan 4, 2021 4 Comments 2 Links

#fun, #funny, #physics, #science, #space, #spacetime, #time,

…forwards only – at the speed of time, 1 second per second,... Read more

Time travel is inevitable

2 Links Add link

Follow

Entropy ain’t what it used to be ;)

by astronut Dec 6, 2020 9 Comments 8 Links

#boltzmann, #cosmos, #disorder, #entropy, #funny, #math, #maths, #order, #physics, #science, #seancarroll, #space, #spacetime, #thermodynamics, #time, #universe,

“I remember when all of this was (quantum) fields – time-reversal symmetry... Read more

8 Links Add link

Follow

Space(time) tells matter how to move; matter tells space(time) how to curve

by astronut Oct 27, 2020 4 Comments 4 Links

#cosmology, #einstein, #mass, #matter, #physics, #relativity, #science, #space, #spacetime, #time, #universe,

This is John Wheeler’s succinct summary of general relativity – which was... Read more

Space(time) tells matter how to move; matter tells space(time) how to curve

4 Links Add link

Follow

Time prisons

by ChrisP Oct 18, 2020 3 Comments 3 Links

#community, #einstein, #funny, #justice, #law, #physics, #prison, #relativity, #science, #spacetime,

In the far future, (hear me out) send convicts at almost the... Read more

Time prisons

3 Links Add link