Scientists just recreated the Universe’s first molecule and solved a 13-billion-year-old puzzle
2025-08-03
Immediately after the Big Bang, which occurred around 13.8 billion years ago, the universe was dominated by unimaginably high temperatures and densities. However, after just a few seconds, it had cooled down enough for the first elements to form, primarily hydrogen and helium. These were still completely ionized at thisContinue Reading