Unknown_Unknown Karma 15 Created 5 years ago Recent Submissions 1. ▲ Bizarre Spinosaurus makes history as first known swimming dinosaur (nationalgeographic.com) 2 points · 5 years ago · 0 comments 2. ▲ Ask HN: How do I think more strategically? 2 points · 5 years ago · 3 comments All submissions on HN · View profile on HN