Today is the autumnal equinox – science, videos, quotes, poems, Vivaldi and Copernicus

Thirteen-year-old turns dead pet into “Ratcopter”.

Fiddler On The Roof opened 50 years ago today. Here’s Zero Mostel and a Lego version.

Excellent gallery: landscapes dominated by powerful storms.

Parody of the song “Under the Sea” from The Little Mermaid highlights the horrors of deep-sea life.

The ten most expensive cars in the world.

Photos of amputees with a sense of humor.

ICYMI, Friday’s links are here, including making and eating the worst of the Jello recipes from the 1950s, the evolution (devolution?) of toilet training. and lots of Talk Like a Pirate Day stuff.