Vocal Ranges of the World’s Greatest Singers.
Dave Grohl writes In Defense of Our Teachers. What kind of country are we where teachers and their spouses are updating their wills for the fall? (via Metafilter)
Why Do Some Vermonters Display The Confederate Flag? (via Kottke)
When Did Humans Arrive in the Americas? Archaeological finds keep pushing the timeline back further.
The Art Deco Capital of Central Africa.
A new Trump campaign ad depicting a police officer being attacked by protesters is actually a 2014 photo of pro-democracy protests in Ukraine. (via reddit)
New Tetris Movie Will Not Be Like Other Game Films. It's going to be a drama based on a true story about doing business in the Cold War era, and not an adaptation of game play.
How Did the Earth Crack? (via Damn Interesting)
How Stupid Are Dogs, Really?
A blast from the past (2016): 6 Adorable Animals on Skateboards.