Scientists have discovered that memories in mice can be recovered, at least temporarily, through optogenetics and light stimulus.  While there are some exciting therapies that may come from this, the flip side is that it may also allow for memories to be implanted and triggered.

Also: Artificial intelligence research much farther along than expected; the Internet of Things wants to network your lawn and garden; and Uber shooter claims the app possessed him--like "an artificial intelligence" tapped into his body.