politelemon Karma 10,760 Created 8 years ago Recent Submissions 1. ▲ Earth's Rotation Limits IBIS Performance to 6.3 Stops (thecentercolumn.com) 2 points · 4 days ago · 0 comments 2. ▲ Breakthroughs for preventing pistachio hull split (phys.org) 1 point · 6 days ago · 0 comments All submissions on HN · View profile on HN