Comments on: Scientists just uncovered the cause of a massive epidemic using 500-year-old teeth https://lifeboat.com/blog/2018/01/scientists-just-uncovered-the-cause-of-a-massive-epidemic-using-500-year-old-teeth Safeguarding Humanity Sat, 20 Jan 2018 11:02:56 +0000 hourly 1 https://wordpress.org/?v=6.6.1