The Download: cattle’s deadly tick-borne disease, and molten salt batteries

This is today’s edition of The Download, our weekday newsletter that provides a daily dose of what’s going on in the world of technology. A new tick-borne disease is killing cattle in the US In the spring of 2021, Cynthia and John Grano, who own a cattle operation in Culpeper County, Virginia, started noticing some of their…