Improved nanoparticles deliver drugs into brain

The brain is a notoriously difficult organ to treat, but Johns Hopkins researchers report they are one step closer to having a drug-delivery system flexible enough to overcome some key challenges posed by brain cancer and ...

A high-tech handrest

University of Utah engineers developed a computer-controlled, motorized hand and arm support that will let doctors, artists and others precisely control scalpels, brushes and tools over a wider area than otherwise possible, ...

Wife: Ex-astronaut Armstrong 'amazingly resilient'

(AP) — The wife of former astronaut Neil Armstrong, the first man to walk on the moon, says he's "amazingly resilient" and making progress toward recovering from heart surgery.

Wireless brain implant monitors neurotransmitters in real-time

Scientists have developed a wireless, battery-free implant capable of monitoring dopamine signals in the brain in real-time in small animal models, an advance that could aid in understanding the role neurochemicals play in ...

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