Show HN: Penmentor – Claude marks up your handwritten math like a teacher

October 20, 2026 · Hacker News

France Protests Show Europe’s Shift Away From Centrist Politics
Europe’s centrist parties are losing ground among young people and workers, who are increasingly tempted by populist pro
Atlanta Braves Trade Suggestion for Yankees’ $70 Million Infielder Creates Austin Riley Problem
It’s become pretty obvious that the New York Yankees want to offload the contract of Ryan McMahon, which has one year re
Kenyan cult leader convicted of killing 190 children, told them to starve 'for heaven'
Kenyan cult leader convicted of killing 190 children, told them to starve 'for heaven'
Alberta voters reject separation from Canada, early results show
Referendum in oil-rich western province had threatened new turmoil for Mark Carney amid stand-off with Donald Trump
Melbourne gets a serve of Trump and ‘New York blunt’ from Bill de Blasio
The former mayor brought his brand of blunt to Melbourne while delivering some thoughts about Donald Trump’s America