Because the Smashing Pumpkins think "Today is the Greatest" every day.
History Today features daily posts focusing on particular Historical events that occur each day, feel free to post and discuss events on the dates they occurred (or pretty close since calendar dates vary between calendars).
.
Please Check Out These Subs:
.
The Gritty Past - Vivid Historical Accounts From Those Who Were There
.
History Anecdotes - Amusing Stories of History's Most Notable
.
History Docs - History Documentaries
.
and of course:
.
https://www.atomicheritage.org/history/chicago-pile-1
https://en.wikipedia.org/wiki/Chicago_Pile-1