Haven't done a link roundup in a while...

Stuff that is not necessarily new, but intriguing. (To me, at least.)

• Melodies from isotopes
• The Ultimate Story Checklist
• Watch this video
• Polarized light as a proto-compass?
• We can always use a reminder of how awesome Mr. Rogers was
• 19th-century female math nerd FTW
• Wrenching NPR story on Native children in foster care
• UK journalism history (as relates to the hacking scandal)
• The phrase "Iron Age road" will usually get me to click
• I grew up on Ms. Magazine
• Experiments from the NYT
• Report cards from the 1920s
• Why the battle between Hamilton and Jefferson still hasn't gone away
• A key moment in the collapse of the USSR