Links for 9/17/15

Revealed: how Indigenous Australian storytelling accurately records sea level rises 7,000 years ago

What’s the difference between a $20 ukulele and a $1000 ukulele

Take a vacation, or die young

This is how blue the skies were when Beijing banned 2.5 million cars for two weeks

This guy’s drive through California’s Valley Fire looks like a scene from a horror flick

Invasion of the Lionfish

Vintage Vinyl: 1963 Vintage photographs available as fine-art prints or digital stock images