Pablo Carlos Budassi on the constant changing of the size of the universe.
The visible universe just shrunk by 320 million light-years in all directions, updating a famous calculation that physicists first made 13 years ago.
Was it science if it had to be changed?
If you’re trying to calculate the size of the cosmos, the speed of light — the fastest anything can go — is a tempting place to begin and end. You’d reason that since the Big Bang happened some 13.8 billion years ago, there’s a 13.8-billion-light-year radius marking the edge of what mere mortals could see.
What about Warp 9.99?