Today, we're still a long way from a world where a company like Lacuna exists. There's little chance that in near future you'll be able to walk into a clinic, sign some forms, and allow a crack team of neuroscientists to scrub every memory of your softboi ex from your brain (unfortunately). But we're certainly closer to being able to use science to alter your memories than we were 20 years ago.

SAN DIEGO, Calif. -- Biotech giant Illumina says it will undo its $7.1 billion purchase of the cancer-screening company Grail after losing legal battles with antitrust enforcers in the U.S. and Europe.San Diego-based Illumina said in a Sunday statement that it made its decision to divest Grail...