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. Flock is tightening its rules in response to a growing surveillance backlash The police-tech giant Flock is changing officers’ access to its nationwide network of license plate readers. The move comes…

This week I spoke to scientists who have found a way to turn male mouse embryos female. They’ve developed a CRISPR-based approach to essentially cut out the Y chromosome. It allowed them to create female clones of male mice. That’s right: female animals that are genetically identical to males, except for the missing Y chromosome.…