Monthly Highlights
16201.
16202.
16203.
Twenty Moves Suffice for Rubik's Cube (gathering4gardner.org)
16204.
16205.
16206.
16207.
16208.
The Paradox of Karl Popper (scientificamerican.com)
16209.
16210.
16211.
16212.
16213.
16214.
16215.
16216.
16217.
16218.
16219.
16220.
16221.
16222.
16223.
16224.
16225.
16226.
16227.
16228.
16229.
We Removed the Immune System (gothburz.substack.com)
16230.