Sheaths for the venerable Green River 4215 ebay.com/itm/2335992671…

Help ARS OBSCURA Bookbinding Stay Alive! gofundme.com/f/arsobscura-b…

Birthday (1921) of rocket (fuel) scientist Mary Sherman Morgan. Tech lead on project to develop Hydyne, which lofted Explorer 1, 1st US sat.

MIT Biologically Engineers a New Weapon to Kill Bacteria futurism.com/mit-biological… via Futurism

futurism.com/genetic-data-r…