atothayu Karma 10 Created 13 years ago About ayu Recent Submissions 1. ▲ Physics of baseball sweet spot collision (2013) (physics.usyd.edu.au) 1 point · 1 year ago · 0 comments 2. ▲ Vortex Shedding (apps.amandaghassaei.com) 15 points · 2 years ago · 1 comment All submissions on HN · View profile on HN