topicmaker Veteran
Joined: 28 Feb 2006 Posts: 24930
|
Posted: Sat Mar 26, 2022 8:11 am Post subject: Astrophysicist Explains Black Holes in 5 Levels of Difficult |
|
|
Astrophysicist Janna Levin, PhD, is asked to explain black holes to 5 different people; a child, a teen, a college student, a grad student, and an expert.
...read more |
|