Did lead limit extinct hominid and Neanderthals?

3 comments

• ggm 10 hours ago
  They is us. Neanderthals didn't go extinct, any more than anything which can interbreed does. The genes got co-opted.
• ChrisArchitect 9 hours ago
  https://news.ycombinator.com/item?id=45611851
• slater 10 hours ago
  No.