What I saw on the web on 2022.6.21

[reblogarythm]

1. Mathematical Hugs (and Chiral Knots)
   by Ayliean MacDonald and her (unnamed?) mother speaking with Brady Haran
   https://www.youtube.com/watch?v=lHJxZ7JOEwI
   a nice demonstration of the chirality of the trefoil knot
   via rss
   
   
2. Mathematical Hugs and Knots (extra)
   by Ayliean MacDonald speaking with Brady Haran
   https://www.youtube.com/watch?v=ue9LHv4XXBQ
   some further thoughts on previous vid
   via previous link
   
   
3. A good start
   by David R. MacIver
   https://drmaciver.substack.com/p/a-good-start
   the student and the master converse about various things
   via rss
   
   
4. New Tolkien book: The Fall of Númenor to be published
   by Shaun Gunner
   https://www.tolkiensociety.org/2022/06/new-tolkien-book-the-fall-of-numenor-to-be-published/
   i have conflicted feelings about this
   via reddit
   
   
5. southerners saying "sweet jesus" implies the existance of ...
   by flailmorpho_
   https://twitter.com/flailmorpho_/status/1390436463133618176
   in which a solid case is made
   via wil