> Or in other words, about a water molecule per meter every four years. That sti... | Hacker News

Hacker News new | past | comments | ask | show | jobs | submit

login

lifeformed on July 25, 2020 | parent | context | favorite | on: When Hubble stared at nothing for 100 hours (2015)

> Or in other words, about a water molecule per meter every four years.

That still sounds measurable though. Has there been any multiyear experiments that try to measure something like that?

SolarNet on Aug 3, 2020 [–]

How? Gravity will make all such changes impossible to measure except at galactic scales.

Again any "new space" doesn't stick around where it was created. The atomic forces, chemical forces, and gravity maintain the system distances we are used to.

Consider applying for YC's Spring batch! Applications are open till Feb 11.
Guidelines | FAQ | Lists | API | Security | Legal | Apply to YC | Contact