pwg Karma 16,720 Created 15 years ago Recent Submissions 1. ▲ Examining circuit boards from the Space Shuttle's I/O Processor (righto.com) 133 points · 1 month ago · 25 comments 2. ▲ The adder at the heart of Intel's 8087 floating-point chip (righto.com) 140 points · 1 month ago · 28 comments All submissions on HN · View profile on HN