this post was submitted on 19 Jul 2023
11 points (86.7% liked)
Science
13013 readers
56 users here now
Subscribe to see new publications and popular science coverage of current research on your homepage
founded 5 years ago
MODERATORS
you are viewing a single comment's thread
view the rest of the comments
view the rest of the comments
What I don't understand is where you found the magnitude of 0.1 Gyr. According to Weinberg (§1.8), for instance, our galaxy only is around 13 Gyr. As Harrison reports (Table 5.3), the Earth alone is around 5 Gyr, and the universe from 10 to 20 Gyr. Maybe it was a typo in your comment?
Great recommendations about books, thank you. As a physicist I take Wikipedia with more than a pinch – say several kg – of salt, because it frequently contains incorrect or outdated things, anyone can write whatever they please there, and there's nobody behind it that you can write to asking for clarification or where they got their statements from...