Guess who just tested a nuke. Now I’m going to sleep.
Here’s the USGS report, coming in at 4.9, and here’s the first report saying it looks like a nuke test. In case you’re keeping track, North Korea’s 2009 test measured 4.7 on the Richter scale after a yield estimated between 2 and 8 kilotons. Its 2006 test registered 4.2, at a yield of just under a kiloton. Remember — this is a logarithmic scale, which means that a 5 is ten times larger than a 4. Anyway, a nuclear test site isn’t the only...