“The shortest distance between two points is a straight line, but that doesn’t mean the most direct route will yield the best results.

As a concept, that isn’t exactly brain surgery, but it does apply to it. During a craniotomy – a type of surgery that can target brain tumours, aneurysms and other neurological conditions—surgeons sometimes have to displace bone and tissue to reach their surgical target. All things being equal, making an incision nearer to that target means less tissue will be displaced—but innovative new tools are…”