False, and that’s not a Popular Mechanics web site.
Nevermind, I’m wrong, not you. The universe is expanding, therefore cooling down not heating up. I think I’ll take a break from posting for a while.
Had set aside to read latter. Popular Mechanics story website
https://www.popularmechanics.com/space/deep-space/a34701932/why-the-universe-is-getting-hotter/
Jennifer Leman is a science journalist and editor at Popular Mechanics. Her work has also appeared in Scientific American, Nature, Science News, the Washington Post and the Mercury News.