WASHINGTON -- Dr. Demetrius Lopes snaked a thin wire with a tiny magnet on its tip into an artery in Paul Kelsey's groin and threaded it all the way up into his brain. Aided by a helmet-shaped magnet ...

Scientists at the Massachusetts Institute of Technology (MIT) have created a groundbreaking antenna so small it can be ...

Remote control Schematic showing (top panel) how microfibrebots can anchor to a blood vessel, navigate via helical propulsion, elongate to pass through narrow regions and aggregate to block blood flow ...

University of Newcastle provides funding as a member of The Conversation AU. Most brain surgery requires doctors to remove part of the skull to access hard-to-reach areas or tumours. It’s invasive, ...