Nathan Couch

@ngcouch.bsky.social

Cognition, Math, Nature www.ngcouch.com

Pawns are unique among pieces, in that their set of moves is distinct from their captures. As a consequence of this quirk, only pawns can occupy a square without changing the number of pieces attacking the square. The price is paid, regardless: weakness in the squares adjacent to the pawn.

Both of my nephews have taken on as their summer project to improve their chess; naturally, this includes testing themselves against me. I still thrash them, but it’s becoming a struggle.

Bottle feeding is the perfect opportunity for reflective work: with nothing to do but monitor the level of milk in the nipple, the mind is free. And whenever the inquiry drifts too close to existential dread, you just look at the baby!

"These findings indicate that melanoma in these brown bullheads represents the fourth documented type of naturally occurring transmissible cancer in animals, after dogs, Tasmanian devils, and several bivalve species" doi.org/10.1038/s415...

Brown bullhead catfish melanoma represents a novel transmissible cancer - Nature

Whole-genome sequencing analysis of tumour and matched non-tumour host tissues of the brown bullhead catfish reveals a type of naturally occurring transmissible cancer.

doi.org

Scientists just found the first-ever name of a Maya astronomer. His name was Sak Tahn Waax, meaning “White-chested Fox.” Maya astronomers have long lived in obscurity, uncredited for their work. Now we finally have a name. #Archaeology #AncientMaya @antiquity.ac.uk 🧪🏺 New at #NationalGeographic

Archaeologists decipher the name of a Maya astronomer for the first time

His moniker translates to "White-chested Fox."

nationalgeographic.com