Alt-week 4.13.13: micro-LED mind control, clear brains and clairvoyant ants

Alt-week takes a look at the best science and alternative tech stories from the last seven days. Brains are complex things. Man's quest to understand this lump of gray mass has become something of an obsession. In this edition, we learn about two new studies that could help oil the wheels of this cerebral journey. That, and some clever ants. This is alt-week.